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Finding the Fourth Proportional to 350,896.56, 526,339.96 and 84,654.82

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Solution

The fourth proportional to 350,896.56, 526,339.96 and 84,654.82 is: 126,981.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,896.56 : 526,339.96 = 84,654.82 : x
  2. Step 2: Convert to fraction form
    350,896.56/526,339.96 = 84,654.82/x
  3. Step 3: Cross multiply
    350,896.56x = 526,339.96 × 84,654.82
  4. Step 4: Simplify right side
    350,896.56x = 44,557,215,018.90
  5. Step 5: Solve for x
    x = 44,557,215,018.90/350,896.56
  6. Step 6: Final answer
    x = 126,981.06

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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.