Home / 499,756-749,711.94-162,717.07

Finding the Fourth Proportional to 499,756, 749,711.94 and 162,717.07

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Solution

The fourth proportional to 499,756, 749,711.94 and 162,717.07 is: 244,100.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,756 : 749,711.94 = 162,717.07 : x
  2. Step 2: Convert to fraction form
    499,756/749,711.94 = 162,717.07/x
  3. Step 3: Cross multiply
    499,756x = 749,711.94 × 162,717.07
  4. Step 4: Simplify right side
    499,756x = 121,990,930,220.82
  5. Step 5: Solve for x
    x = 121,990,930,220.82/499,756
  6. Step 6: Final answer
    x = 244,100.98

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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.