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Finding the Fourth Proportional to 372,252.72, 558,326.36 and 119,499.93

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Solution

The fourth proportional to 372,252.72, 558,326.36 and 119,499.93 is: 179,232.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,252.72 : 558,326.36 = 119,499.93 : x
  2. Step 2: Convert to fraction form
    372,252.72/558,326.36 = 119,499.93/x
  3. Step 3: Cross multiply
    372,252.72x = 558,326.36 × 119,499.93
  4. Step 4: Simplify right side
    372,252.72x = 66,719,961,235.90
  5. Step 5: Solve for x
    x = 66,719,961,235.90/372,252.72
  6. Step 6: Final answer
    x = 179,232.97

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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.