Home / 782,744.97-1,174,519.17-372,878.46

Finding the Fourth Proportional to 782,744.97, 1,174,519.17 and 372,878.46

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Solution

The fourth proportional to 782,744.97, 1,174,519.17 and 372,878.46 is: 559,509.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,744.97 : 1,174,519.17 = 372,878.46 : x
  2. Step 2: Convert to fraction form
    782,744.97/1,174,519.17 = 372,878.46/x
  3. Step 3: Cross multiply
    782,744.97x = 1,174,519.17 × 372,878.46
  4. Step 4: Simplify right side
    782,744.97x = 437,952,899,350.08
  5. Step 5: Solve for x
    x = 437,952,899,350.08/782,744.97
  6. Step 6: Final answer
    x = 559,509.06

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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.