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Finding the Fourth Proportional to 499,766.67, 749,649.39 and 162,806.77

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Solution

The fourth proportional to 499,766.67, 749,649.39 and 162,806.77 is: 244,209.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,766.67 : 749,649.39 = 162,806.77 : x
  2. Step 2: Convert to fraction form
    499,766.67/749,649.39 = 162,806.77/x
  3. Step 3: Cross multiply
    499,766.67x = 749,649.39 × 162,806.77
  4. Step 4: Simplify right side
    499,766.67x = 122,047,995,818.37
  5. Step 5: Solve for x
    x = 122,047,995,818.37/499,766.67
  6. Step 6: Final answer
    x = 244,209.95

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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.