Home / 731,029.48-1,008,773.94-408,766.12

Finding the Fourth Proportional to 731,029.48, 1,008,773.94 and 408,766.12

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Solution

The fourth proportional to 731,029.48, 1,008,773.94 and 408,766.12 is: 564,071.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,029.48 : 1,008,773.94 = 408,766.12 : x
  2. Step 2: Convert to fraction form
    731,029.48/1,008,773.94 = 408,766.12/x
  3. Step 3: Cross multiply
    731,029.48x = 1,008,773.94 × 408,766.12
  4. Step 4: Simplify right side
    731,029.48x = 412,352,609,410.91
  5. Step 5: Solve for x
    x = 412,352,609,410.91/731,029.48
  6. Step 6: Final answer
    x = 564,071.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.