Home / 372,252.38-557,670.62-212,439.38

Finding the Fourth Proportional to 372,252.38, 557,670.62 and 212,439.38

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Solution

The fourth proportional to 372,252.38, 557,670.62 and 212,439.38 is: 318,255.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,252.38 : 557,670.62 = 212,439.38 : x
  2. Step 2: Convert to fraction form
    372,252.38/557,670.62 = 212,439.38/x
  3. Step 3: Cross multiply
    372,252.38x = 557,670.62 × 212,439.38
  4. Step 4: Simplify right side
    372,252.38x = 118,471,198,499.76
  5. Step 5: Solve for x
    x = 118,471,198,499.76/372,252.38
  6. Step 6: Final answer
    x = 318,255.05

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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.