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Finding the Fourth Proportional to 297,959.93, 411,193.26 and 181,680.22

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Solution

The fourth proportional to 297,959.93, 411,193.26 and 181,680.22 is: 250,723.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,959.93 : 411,193.26 = 181,680.22 : x
  2. Step 2: Convert to fraction form
    297,959.93/411,193.26 = 181,680.22/x
  3. Step 3: Cross multiply
    297,959.93x = 411,193.26 × 181,680.22
  4. Step 4: Simplify right side
    297,959.93x = 74,705,681,939.32
  5. Step 5: Solve for x
    x = 74,705,681,939.32/297,959.93
  6. Step 6: Final answer
    x = 250,723.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.