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Finding the Fourth Proportional to 609,113.16, 840,565.94 and 337,175.24

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Solution

The fourth proportional to 609,113.16, 840,565.94 and 337,175.24 is: 465,296.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,113.16 : 840,565.94 = 337,175.24 : x
  2. Step 2: Convert to fraction form
    609,113.16/840,565.94 = 337,175.24/x
  3. Step 3: Cross multiply
    609,113.16x = 840,565.94 × 337,175.24
  4. Step 4: Simplify right side
    609,113.16x = 283,418,022,555.33
  5. Step 5: Solve for x
    x = 283,418,022,555.33/609,113.16
  6. Step 6: Final answer
    x = 465,296.17

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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.