Home / 372,281.43-558,422.19-260,180.58

Finding the Fourth Proportional to 372,281.43, 558,422.19 and 260,180.58

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Solution

The fourth proportional to 372,281.43, 558,422.19 and 260,180.58 is: 390,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,281.43 : 558,422.19 = 260,180.58 : x
  2. Step 2: Convert to fraction form
    372,281.43/558,422.19 = 260,180.58/x
  3. Step 3: Cross multiply
    372,281.43x = 558,422.19 × 260,180.58
  4. Step 4: Simplify right side
    372,281.43x = 145,290,609,279.07
  5. Step 5: Solve for x
    x = 145,290,609,279.07/372,281.43
  6. Step 6: Final answer
    x = 390,270.90

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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.