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Finding the Fourth Proportional to 604,472.54, 906,709.42 and 225,387.48

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Solution

The fourth proportional to 604,472.54, 906,709.42 and 225,387.48 is: 338,081.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,472.54 : 906,709.42 = 225,387.48 : x
  2. Step 2: Convert to fraction form
    604,472.54/906,709.42 = 225,387.48/x
  3. Step 3: Cross multiply
    604,472.54x = 906,709.42 × 225,387.48
  4. Step 4: Simplify right side
    604,472.54x = 204,360,951,266.06
  5. Step 5: Solve for x
    x = 204,360,951,266.06/604,472.54
  6. Step 6: Final answer
    x = 338,081.45

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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.