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Finding the Fourth Proportional to 457,553.52, 686,422.08 and 158,045.04

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Solution

The fourth proportional to 457,553.52, 686,422.08 and 158,045.04 is: 237,099.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,553.52 : 686,422.08 = 158,045.04 : x
  2. Step 2: Convert to fraction form
    457,553.52/686,422.08 = 158,045.04/x
  3. Step 3: Cross multiply
    457,553.52x = 686,422.08 × 158,045.04
  4. Step 4: Simplify right side
    457,553.52x = 108,485,605,090.48
  5. Step 5: Solve for x
    x = 108,485,605,090.48/457,553.52
  6. Step 6: Final answer
    x = 237,099.27

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1.5x scale

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.