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Finding the Fourth Proportional to 366,753.32, 550,134.84 and 117,435.32

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Solution

The fourth proportional to 366,753.32, 550,134.84 and 117,435.32 is: 176,154.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,753.32 : 550,134.84 = 117,435.32 : x
  2. Step 2: Convert to fraction form
    366,753.32/550,134.84 = 117,435.32/x
  3. Step 3: Cross multiply
    366,753.32x = 550,134.84 × 117,435.32
  4. Step 4: Simplify right side
    366,753.32x = 64,605,260,978.55
  5. Step 5: Solve for x
    x = 64,605,260,978.55/366,753.32
  6. Step 6: Final answer
    x = 176,154.54

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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.