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Finding the Fourth Proportional to 334,001.82, 501,003.74 and 81,282.34

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Solution

The fourth proportional to 334,001.82, 501,003.74 and 81,282.34 is: 121,923.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,001.82 : 501,003.74 = 81,282.34 : x
  2. Step 2: Convert to fraction form
    334,001.82/501,003.74 = 81,282.34/x
  3. Step 3: Cross multiply
    334,001.82x = 501,003.74 × 81,282.34
  4. Step 4: Simplify right side
    334,001.82x = 40,722,756,335.95
  5. Step 5: Solve for x
    x = 40,722,756,335.95/334,001.82
  6. Step 6: Final answer
    x = 121,923.76

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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.