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Finding the Fourth Proportional to 636,046.26, 954,116.01 and 236,686.92

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Solution

The fourth proportional to 636,046.26, 954,116.01 and 236,686.92 is: 355,047.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,046.26 : 954,116.01 = 236,686.92 : x
  2. Step 2: Convert to fraction form
    636,046.26/954,116.01 = 236,686.92/x
  3. Step 3: Cross multiply
    636,046.26x = 954,116.01 × 236,686.92
  4. Step 4: Simplify right side
    636,046.26x = 225,826,779,729.59
  5. Step 5: Solve for x
    x = 225,826,779,729.59/636,046.26
  6. Step 6: Final answer
    x = 355,047.73

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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.