Home / 1,017,641.20-1,526,683.20-307,650.70

Finding the Fourth Proportional to 1,017,641.20, 1,526,683.20 and 307,650.70

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Solution

The fourth proportional to 1,017,641.20, 1,526,683.20 and 307,650.70 is: 461,542.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,641.20 : 1,526,683.20 = 307,650.70 : x
  2. Step 2: Convert to fraction form
    1,017,641.20/1,526,683.20 = 307,650.70/x
  3. Step 3: Cross multiply
    1,017,641.20x = 1,526,683.20 × 307,650.70
  4. Step 4: Simplify right side
    1,017,641.20x = 469,685,155,158.24
  5. Step 5: Solve for x
    x = 469,685,155,158.24/1,017,641.20
  6. Step 6: Final answer
    x = 461,542.98

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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.