Home / 908,735.25-1,363,348.31-277,631.85

Finding the Fourth Proportional to 908,735.25, 1,363,348.31 and 277,631.85

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Solution

The fourth proportional to 908,735.25, 1,363,348.31 and 277,631.85 is: 416,522.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,735.25 : 1,363,348.31 = 277,631.85 : x
  2. Step 2: Convert to fraction form
    908,735.25/1,363,348.31 = 277,631.85/x
  3. Step 3: Cross multiply
    908,735.25x = 1,363,348.31 × 277,631.85
  4. Step 4: Simplify right side
    908,735.25x = 378,508,918,785.75
  5. Step 5: Solve for x
    x = 378,508,918,785.75/908,735.25
  6. Step 6: Final answer
    x = 416,522.76

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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.