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Finding the Fourth Proportional to 604,955.52, 906,801.28 and 225,711.36

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Solution

The fourth proportional to 604,955.52, 906,801.28 and 225,711.36 is: 338,331.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,955.52 : 906,801.28 = 225,711.36 : x
  2. Step 2: Convert to fraction form
    604,955.52/906,801.28 = 225,711.36/x
  3. Step 3: Cross multiply
    604,955.52x = 906,801.28 × 225,711.36
  4. Step 4: Simplify right side
    604,955.52x = 204,675,350,158.54
  5. Step 5: Solve for x
    x = 204,675,350,158.54/604,955.52
  6. Step 6: Final answer
    x = 338,331.24

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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.