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Finding the Fourth Proportional to 609,335.58, 840,872.84 and 337,397.63

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Solution

The fourth proportional to 609,335.58, 840,872.84 and 337,397.63 is: 465,603.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,335.58 : 840,872.84 = 337,397.63 : x
  2. Step 2: Convert to fraction form
    609,335.58/840,872.84 = 337,397.63/x
  3. Step 3: Cross multiply
    609,335.58x = 840,872.84 × 337,397.63
  4. Step 4: Simplify right side
    609,335.58x = 283,708,497,456.02
  5. Step 5: Solve for x
    x = 283,708,497,456.02/609,335.58
  6. Step 6: Final answer
    x = 465,603.04

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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.