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Finding the Fourth Proportional to 550,476.28, 825,715.68 and 151,122.52

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Solution

The fourth proportional to 550,476.28, 825,715.68 and 151,122.52 is: 226,684.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,476.28 : 825,715.68 = 151,122.52 : x
  2. Step 2: Convert to fraction form
    550,476.28/825,715.68 = 151,122.52/x
  3. Step 3: Cross multiply
    550,476.28x = 825,715.68 × 151,122.52
  4. Step 4: Simplify right side
    550,476.28x = 124,784,234,365.11
  5. Step 5: Solve for x
    x = 124,784,234,365.11/550,476.28
  6. Step 6: Final answer
    x = 226,684.13

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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.