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Finding the Fourth Proportional to 423,877.25, 635,790.14 and 150,337.01

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Solution

The fourth proportional to 423,877.25, 635,790.14 and 150,337.01 is: 225,496.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,877.25 : 635,790.14 = 150,337.01 : x
  2. Step 2: Convert to fraction form
    423,877.25/635,790.14 = 150,337.01/x
  3. Step 3: Cross multiply
    423,877.25x = 635,790.14 × 150,337.01
  4. Step 4: Simplify right side
    423,877.25x = 95,582,789,613.81
  5. Step 5: Solve for x
    x = 95,582,789,613.81/423,877.25
  6. Step 6: Final answer
    x = 225,496.39

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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.