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Finding the Fourth Proportional to 363,262.42, 544,896.66 and 126,604.72

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Solution

The fourth proportional to 363,262.42, 544,896.66 and 126,604.72 is: 189,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,262.42 : 544,896.66 = 126,604.72 : x
  2. Step 2: Convert to fraction form
    363,262.42/544,896.66 = 126,604.72/x
  3. Step 3: Cross multiply
    363,262.42x = 544,896.66 × 126,604.72
  4. Step 4: Simplify right side
    363,262.42x = 68,986,486,343.75
  5. Step 5: Solve for x
    x = 68,986,486,343.75/363,262.42
  6. Step 6: Final answer
    x = 189,908.13

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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.