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Finding the Fourth Proportional to 350,925.76, 526,589.28 and 148,505.92

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Solution

The fourth proportional to 350,925.76, 526,589.28 and 148,505.92 is: 222,843.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,925.76 : 526,589.28 = 148,505.92 : x
  2. Step 2: Convert to fraction form
    350,925.76/526,589.28 = 148,505.92/x
  3. Step 3: Cross multiply
    350,925.76x = 526,589.28 × 148,505.92
  4. Step 4: Simplify right side
    350,925.76x = 78,201,625,488.54
  5. Step 5: Solve for x
    x = 78,201,625,488.54/350,925.76
  6. Step 6: Final answer
    x = 222,843.79

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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.