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Finding the Fourth Proportional to 624,361.27, 861,618.50 and 337,881.37

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Solution

The fourth proportional to 624,361.27, 861,618.50 and 337,881.37 is: 466,276.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,361.27 : 861,618.50 = 337,881.37 : x
  2. Step 2: Convert to fraction form
    624,361.27/861,618.50 = 337,881.37/x
  3. Step 3: Cross multiply
    624,361.27x = 861,618.50 × 337,881.37
  4. Step 4: Simplify right side
    624,361.27x = 291,124,837,507.94
  5. Step 5: Solve for x
    x = 291,124,837,507.94/624,361.27
  6. Step 6: Final answer
    x = 466,276.26

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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.