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Finding the Fourth Proportional to 609,001.49, 840,423.72 and 337,088.13

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Solution

The fourth proportional to 609,001.49, 840,423.72 and 337,088.13 is: 465,182.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,001.49 : 840,423.72 = 337,088.13 : x
  2. Step 2: Convert to fraction form
    609,001.49/840,423.72 = 337,088.13/x
  3. Step 3: Cross multiply
    609,001.49x = 840,423.72 × 337,088.13
  4. Step 4: Simplify right side
    609,001.49x = 283,296,860,182.44
  5. Step 5: Solve for x
    x = 283,296,860,182.44/609,001.49
  6. Step 6: Final answer
    x = 465,182.54

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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.