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Finding the Fourth Proportional to 624,095.89, 861,249.41 and 337,613.47

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Solution

The fourth proportional to 624,095.89, 861,249.41 and 337,613.47 is: 465,905.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,095.89 : 861,249.41 = 337,613.47 : x
  2. Step 2: Convert to fraction form
    624,095.89/861,249.41 = 337,613.47/x
  3. Step 3: Cross multiply
    624,095.89x = 861,249.41 × 337,613.47
  4. Step 4: Simplify right side
    624,095.89x = 290,769,399,270.41
  5. Step 5: Solve for x
    x = 290,769,399,270.41/624,095.89
  6. Step 6: Final answer
    x = 465,905.01

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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.