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Finding the Fourth Proportional to 624,333.66, 861,586.62 and 337,859.89

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Solution

The fourth proportional to 624,333.66, 861,586.62 and 337,859.89 is: 466,249.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,333.66 : 861,586.62 = 337,859.89 : x
  2. Step 2: Convert to fraction form
    624,333.66/861,586.62 = 337,859.89/x
  3. Step 3: Cross multiply
    624,333.66x = 861,586.62 × 337,859.89
  4. Step 4: Simplify right side
    624,333.66x = 291,095,563,984.62
  5. Step 5: Solve for x
    x = 291,095,563,984.62/624,333.66
  6. Step 6: Final answer
    x = 466,249.99

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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.