Home / 1,010,706.10-1,516,059.15-479,265.10

Finding the Fourth Proportional to 1,010,706.10, 1,516,059.15 and 479,265.10

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Solution

The fourth proportional to 1,010,706.10, 1,516,059.15 and 479,265.10 is: 718,897.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,706.10 : 1,516,059.15 = 479,265.10 : x
  2. Step 2: Convert to fraction form
    1,010,706.10/1,516,059.15 = 479,265.10/x
  3. Step 3: Cross multiply
    1,010,706.10x = 1,516,059.15 × 479,265.10
  4. Step 4: Simplify right side
    1,010,706.10x = 726,594,240,130.67
  5. Step 5: Solve for x
    x = 726,594,240,130.67/1,010,706.10
  6. Step 6: Final answer
    x = 718,897.65

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Half scale
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Double scale
Find fourth proportional to 1,010,707.10, 1,516,060.65 and 479,266.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.