Home / 482,116.10-723,174.15-403,967.30

Finding the Fourth Proportional to 482,116.10, 723,174.15 and 403,967.30

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Solution

The fourth proportional to 482,116.10, 723,174.15 and 403,967.30 is: 605,950.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,116.10 : 723,174.15 = 403,967.30 : x
  2. Step 2: Convert to fraction form
    482,116.10/723,174.15 = 403,967.30/x
  3. Step 3: Cross multiply
    482,116.10x = 723,174.15 × 403,967.30
  4. Step 4: Simplify right side
    482,116.10x = 292,138,708,805.30
  5. Step 5: Solve for x
    x = 292,138,708,805.30/482,116.10
  6. Step 6: Final answer
    x = 605,950.95

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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.