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Finding the Fourth Proportional to 363,644.11, 545,552.03 and 114,326.11

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Solution

The fourth proportional to 363,644.11, 545,552.03 and 114,326.11 is: 171,516.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,644.11 : 545,552.03 = 114,326.11 : x
  2. Step 2: Convert to fraction form
    363,644.11/545,552.03 = 114,326.11/x
  3. Step 3: Cross multiply
    363,644.11x = 545,552.03 × 114,326.11
  4. Step 4: Simplify right side
    363,644.11x = 62,370,839,456.99
  5. Step 5: Solve for x
    x = 62,370,839,456.99/363,644.11
  6. Step 6: Final answer
    x = 171,516.16

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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.