Home / 803,717.38-1,205,786.15-466,433.80

Finding the Fourth Proportional to 803,717.38, 1,205,786.15 and 466,433.80

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Solution

The fourth proportional to 803,717.38, 1,205,786.15 and 466,433.80 is: 699,772.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,717.38 : 1,205,786.15 = 466,433.80 : x
  2. Step 2: Convert to fraction form
    803,717.38/1,205,786.15 = 466,433.80/x
  3. Step 3: Cross multiply
    803,717.38x = 1,205,786.15 × 466,433.80
  4. Step 4: Simplify right side
    803,717.38x = 562,419,416,856.06
  5. Step 5: Solve for x
    x = 562,419,416,856.06/803,717.38
  6. Step 6: Final answer
    x = 699,772.62

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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.