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Finding the Fourth Proportional to 499,751.01, 749,704.28 and 162,712.44

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Solution

The fourth proportional to 499,751.01, 749,704.28 and 162,712.44 is: 244,093.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,751.01 : 749,704.28 = 162,712.44 : x
  2. Step 2: Convert to fraction form
    499,751.01/749,704.28 = 162,712.44/x
  3. Step 3: Cross multiply
    499,751.01x = 749,704.28 × 162,712.44
  4. Step 4: Simplify right side
    499,751.01x = 121,986,211,863.68
  5. Step 5: Solve for x
    x = 121,986,211,863.68/499,751.01
  6. Step 6: Final answer
    x = 244,093.98

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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.