Home / 792,126.48-1,187,715.06-252,149.50

Finding the Fourth Proportional to 792,126.48, 1,187,715.06 and 252,149.50

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Solution

The fourth proportional to 792,126.48, 1,187,715.06 and 252,149.50 is: 378,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,126.48 : 1,187,715.06 = 252,149.50 : x
  2. Step 2: Convert to fraction form
    792,126.48/1,187,715.06 = 252,149.50/x
  3. Step 3: Cross multiply
    792,126.48x = 1,187,715.06 × 252,149.50
  4. Step 4: Simplify right side
    792,126.48x = 299,481,755,552.18
  5. Step 5: Solve for x
    x = 299,481,755,552.18/792,126.48
  6. Step 6: Final answer
    x = 378,073.15

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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.