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Finding the Fourth Proportional to 499,849.53, 749,697.24 and 162,889.32

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Solution

The fourth proportional to 499,849.53, 749,697.24 and 162,889.32 is: 244,308.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,849.53 : 749,697.24 = 162,889.32 : x
  2. Step 2: Convert to fraction form
    499,849.53/749,697.24 = 162,889.32/x
  3. Step 3: Cross multiply
    499,849.53x = 749,697.24 × 162,889.32
  4. Step 4: Simplify right side
    499,849.53x = 122,117,673,629.48
  5. Step 5: Solve for x
    x = 122,117,673,629.48/499,849.53
  6. Step 6: Final answer
    x = 244,308.87

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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.