Home / 908,133.61-1,252,974.97-632,182.21

Finding the Fourth Proportional to 908,133.61, 1,252,974.97 and 632,182.21

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Solution

The fourth proportional to 908,133.61, 1,252,974.97 and 632,182.21 is: 872,237.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,133.61 : 1,252,974.97 = 632,182.21 : x
  2. Step 2: Convert to fraction form
    908,133.61/1,252,974.97 = 632,182.21/x
  3. Step 3: Cross multiply
    908,133.61x = 1,252,974.97 × 632,182.21
  4. Step 4: Simplify right side
    908,133.61x = 792,108,485,609.28
  5. Step 5: Solve for x
    x = 792,108,485,609.28/908,133.61
  6. Step 6: Final answer
    x = 872,237.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.