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Finding the Fourth Proportional to 655,182.45, 982,818.56 and 222,723.92

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Solution

The fourth proportional to 655,182.45, 982,818.56 and 222,723.92 is: 334,101.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,182.45 : 982,818.56 = 222,723.92 : x
  2. Step 2: Convert to fraction form
    655,182.45/982,818.56 = 222,723.92/x
  3. Step 3: Cross multiply
    655,182.45x = 982,818.56 × 222,723.92
  4. Step 4: Simplify right side
    655,182.45x = 218,897,205,345.81
  5. Step 5: Solve for x
    x = 218,897,205,345.81/655,182.45
  6. Step 6: Final answer
    x = 334,101.14

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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.