Home / 250,277.40-374,972.22-207,909

Finding the Fourth Proportional to 250,277.40, 374,972.22 and 207,909

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Solution

The fourth proportional to 250,277.40, 374,972.22 and 207,909 is: 311,494.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,277.40 : 374,972.22 = 207,909 : x
  2. Step 2: Convert to fraction form
    250,277.40/374,972.22 = 207,909/x
  3. Step 3: Cross multiply
    250,277.40x = 374,972.22 × 207,909
  4. Step 4: Simplify right side
    250,277.40x = 77,960,099,287.98
  5. Step 5: Solve for x
    x = 77,960,099,287.98/250,277.40
  6. Step 6: Final answer
    x = 311,494.76

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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.