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Finding the Fourth Proportional to 504,147.16, 755,958.30 and 149,113.27

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Solution

The fourth proportional to 504,147.16, 755,958.30 and 149,113.27 is: 223,592.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,147.16 : 755,958.30 = 149,113.27 : x
  2. Step 2: Convert to fraction form
    504,147.16/755,958.30 = 149,113.27/x
  3. Step 3: Cross multiply
    504,147.16x = 755,958.30 × 149,113.27
  4. Step 4: Simplify right side
    504,147.16x = 112,723,414,096.64
  5. Step 5: Solve for x
    x = 112,723,414,096.64/504,147.16
  6. Step 6: Final answer
    x = 223,592.28

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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.