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Finding the Fourth Proportional to 609,267.39, 840,815.29 and 337,335.28

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Solution

The fourth proportional to 609,267.39, 840,815.29 and 337,335.28 is: 465,537.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,267.39 : 840,815.29 = 337,335.28 : x
  2. Step 2: Convert to fraction form
    609,267.39/840,815.29 = 337,335.28/x
  3. Step 3: Cross multiply
    609,267.39x = 840,815.29 × 337,335.28
  4. Step 4: Simplify right side
    609,267.39x = 283,636,662,432.14
  5. Step 5: Solve for x
    x = 283,636,662,432.14/609,267.39
  6. Step 6: Final answer
    x = 465,537.24

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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.