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Finding the Fourth Proportional to 550,154.80, 825,143.62 and 150,702.22

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Solution

The fourth proportional to 550,154.80, 825,143.62 and 150,702.22 is: 226,029.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,154.80 : 825,143.62 = 150,702.22 : x
  2. Step 2: Convert to fraction form
    550,154.80/825,143.62 = 150,702.22/x
  3. Step 3: Cross multiply
    550,154.80x = 825,143.62 × 150,702.22
  4. Step 4: Simplify right side
    550,154.80x = 124,350,974,599.33
  5. Step 5: Solve for x
    x = 124,350,974,599.33/550,154.80
  6. Step 6: Final answer
    x = 226,029.06

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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.