Home / 454,333.11-626,983.98-250,391.49

Finding the Fourth Proportional to 454,333.11, 626,983.98 and 250,391.49

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Solution

The fourth proportional to 454,333.11, 626,983.98 and 250,391.49 is: 345,542.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,333.11 : 626,983.98 = 250,391.49 : x
  2. Step 2: Convert to fraction form
    454,333.11/626,983.98 = 250,391.49/x
  3. Step 3: Cross multiply
    454,333.11x = 626,983.98 × 250,391.49
  4. Step 4: Simplify right side
    454,333.11x = 156,991,452,958.33
  5. Step 5: Solve for x
    x = 156,991,452,958.33/454,333.11
  6. Step 6: Final answer
    x = 345,542.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.