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Finding the Fourth Proportional to 624,732.91, 937,099.40 and 151,418.27

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Solution

The fourth proportional to 624,732.91, 937,099.40 and 151,418.27 is: 227,127.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,732.91 : 937,099.40 = 151,418.27 : x
  2. Step 2: Convert to fraction form
    624,732.91/937,099.40 = 151,418.27/x
  3. Step 3: Cross multiply
    624,732.91x = 937,099.40 × 151,418.27
  4. Step 4: Simplify right side
    624,732.91x = 141,893,969,966.04
  5. Step 5: Solve for x
    x = 141,893,969,966.04/624,732.91
  6. Step 6: Final answer
    x = 227,127.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.