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Finding the Fourth Proportional to 536,067.32, 804,248.60 and 181,330.45

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Solution

The fourth proportional to 536,067.32, 804,248.60 and 181,330.45 is: 272,045.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,067.32 : 804,248.60 = 181,330.45 : x
  2. Step 2: Convert to fraction form
    536,067.32/804,248.60 = 181,330.45/x
  3. Step 3: Cross multiply
    536,067.32x = 804,248.60 × 181,330.45
  4. Step 4: Simplify right side
    536,067.32x = 145,834,757,632.60
  5. Step 5: Solve for x
    x = 145,834,757,632.60/536,067.32
  6. Step 6: Final answer
    x = 272,045.61

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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.