Home / 372,262.19-556,984.18-220,540.73

Finding the Fourth Proportional to 372,262.19, 556,984.18 and 220,540.73

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Solution

The fourth proportional to 372,262.19, 556,984.18 and 220,540.73 is: 329,976.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,262.19 : 556,984.18 = 220,540.73 : x
  2. Step 2: Convert to fraction form
    372,262.19/556,984.18 = 220,540.73/x
  3. Step 3: Cross multiply
    372,262.19x = 556,984.18 × 220,540.73
  4. Step 4: Simplify right side
    372,262.19x = 122,837,697,655.65
  5. Step 5: Solve for x
    x = 122,837,697,655.65/372,262.19
  6. Step 6: Final answer
    x = 329,976.29

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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.