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Finding the Fourth Proportional to 244,697.20, 366,927.12 and 143,528.32

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Solution

The fourth proportional to 244,697.20, 366,927.12 and 143,528.32 is: 215,222.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,697.20 : 366,927.12 = 143,528.32 : x
  2. Step 2: Convert to fraction form
    244,697.20/366,927.12 = 143,528.32/x
  3. Step 3: Cross multiply
    244,697.20x = 366,927.12 × 143,528.32
  4. Step 4: Simplify right side
    244,697.20x = 52,664,433,096.04
  5. Step 5: Solve for x
    x = 52,664,433,096.04/244,697.20
  6. Step 6: Final answer
    x = 215,222.87

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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.