Home / 431,787.24-595,874.16-238,217.04

Finding the Fourth Proportional to 431,787.24, 595,874.16 and 238,217.04

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Solution

The fourth proportional to 431,787.24, 595,874.16 and 238,217.04 is: 328,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,787.24 : 595,874.16 = 238,217.04 : x
  2. Step 2: Convert to fraction form
    431,787.24/595,874.16 = 238,217.04/x
  3. Step 3: Cross multiply
    431,787.24x = 595,874.16 × 238,217.04
  4. Step 4: Simplify right side
    431,787.24x = 141,947,378,607.69
  5. Step 5: Solve for x
    x = 141,947,378,607.69/431,787.24
  6. Step 6: Final answer
    x = 328,743.80

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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.