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Finding the Fourth Proportional to 437,073.78, 655,099.12 and 167,025.09

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Solution

The fourth proportional to 437,073.78, 655,099.12 and 167,025.09 is: 250,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,073.78 : 655,099.12 = 167,025.09 : x
  2. Step 2: Convert to fraction form
    437,073.78/655,099.12 = 167,025.09/x
  3. Step 3: Cross multiply
    437,073.78x = 655,099.12 × 167,025.09
  4. Step 4: Simplify right side
    437,073.78x = 109,417,989,476.92
  5. Step 5: Solve for x
    x = 109,417,989,476.92/437,073.78
  6. Step 6: Final answer
    x = 250,342.15

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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.