Home / 1,010,229.10-1,515,343.65-262,275.10

Finding the Fourth Proportional to 1,010,229.10, 1,515,343.65 and 262,275.10

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Solution

The fourth proportional to 1,010,229.10, 1,515,343.65 and 262,275.10 is: 393,412.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,229.10 : 1,515,343.65 = 262,275.10 : x
  2. Step 2: Convert to fraction form
    1,010,229.10/1,515,343.65 = 262,275.10/x
  3. Step 3: Cross multiply
    1,010,229.10x = 1,515,343.65 × 262,275.10
  4. Step 4: Simplify right side
    1,010,229.10x = 397,436,907,338.12
  5. Step 5: Solve for x
    x = 397,436,907,338.12/1,010,229.10
  6. Step 6: Final answer
    x = 393,412.65

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Half scale
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Double scale
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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.