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Finding the Fourth Proportional to 451,832.92, 677,517.92 and 238,715.24

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Solution

The fourth proportional to 451,832.92, 677,517.92 and 238,715.24 is: 357,950.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,832.92 : 677,517.92 = 238,715.24 : x
  2. Step 2: Convert to fraction form
    451,832.92/677,517.92 = 238,715.24/x
  3. Step 3: Cross multiply
    451,832.92x = 677,517.92 × 238,715.24
  4. Step 4: Simplify right side
    451,832.92x = 161,733,852,877.10
  5. Step 5: Solve for x
    x = 161,733,852,877.10/451,832.92
  6. Step 6: Final answer
    x = 357,950.57

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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.