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Finding the Fourth Proportional to 550,034.91, 825,053.03 and 150,679.11

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Solution

The fourth proportional to 550,034.91, 825,053.03 and 150,679.11 is: 226,018.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,034.91 : 825,053.03 = 150,679.11 : x
  2. Step 2: Convert to fraction form
    550,034.91/825,053.03 = 150,679.11/x
  3. Step 3: Cross multiply
    550,034.91x = 825,053.03 × 150,679.11
  4. Step 4: Simplify right side
    550,034.91x = 124,318,255,509.81
  5. Step 5: Solve for x
    x = 124,318,255,509.81/550,034.91
  6. Step 6: Final answer
    x = 226,018.85

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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.