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Finding the Fourth Proportional to 436,253.00, 654,387.71 and 136,726.95

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Solution

The fourth proportional to 436,253.00, 654,387.71 and 136,726.95 is: 205,093.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,253.00 : 654,387.71 = 136,726.95 : x
  2. Step 2: Convert to fraction form
    436,253.00/654,387.71 = 136,726.95/x
  3. Step 3: Cross multiply
    436,253.00x = 654,387.71 × 136,726.95
  4. Step 4: Simplify right side
    436,253.00x = 89,472,435,022.15
  5. Step 5: Solve for x
    x = 89,472,435,022.15/436,253.00
  6. Step 6: Final answer
    x = 205,093.00

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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.