Home / 982,158.76-1,354,455.30-908,851.24

Finding the Fourth Proportional to 982,158.76, 1,354,455.30 and 908,851.24

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Solution

The fourth proportional to 982,158.76, 1,354,455.30 and 908,851.24 is: 1,253,359.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,158.76 : 1,354,455.30 = 908,851.24 : x
  2. Step 2: Convert to fraction form
    982,158.76/1,354,455.30 = 908,851.24/x
  3. Step 3: Cross multiply
    982,158.76x = 1,354,455.30 × 908,851.24
  4. Step 4: Simplify right side
    982,158.76x = 1,230,998,378,929.57
  5. Step 5: Solve for x
    x = 1,230,998,378,929.57/982,158.76
  6. Step 6: Final answer
    x = 1,253,359.87

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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.