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Finding the Fourth Proportional to 331,167.52, 457,014 and 180,264.16

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Solution

The fourth proportional to 331,167.52, 457,014 and 180,264.16 is: 248,766.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,167.52 : 457,014 = 180,264.16 : x
  2. Step 2: Convert to fraction form
    331,167.52/457,014 = 180,264.16/x
  3. Step 3: Cross multiply
    331,167.52x = 457,014 × 180,264.16
  4. Step 4: Simplify right side
    331,167.52x = 82,383,244,818.24
  5. Step 5: Solve for x
    x = 82,383,244,818.24/331,167.52
  6. Step 6: Final answer
    x = 248,766.08

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1.5x scale

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.