Home / 372,233.40-558,350.10-230,515.80

Finding the Fourth Proportional to 372,233.40, 558,350.10 and 230,515.80

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Solution

The fourth proportional to 372,233.40, 558,350.10 and 230,515.80 is: 345,773.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,233.40 : 558,350.10 = 230,515.80 : x
  2. Step 2: Convert to fraction form
    372,233.40/558,350.10 = 230,515.80/x
  3. Step 3: Cross multiply
    372,233.40x = 558,350.10 × 230,515.80
  4. Step 4: Simplify right side
    372,233.40x = 128,708,519,981.58
  5. Step 5: Solve for x
    x = 128,708,519,981.58/372,233.40
  6. Step 6: Final answer
    x = 345,773.70

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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.