Home / 801,821.20-1,202,731.80-497,390.80

Finding the Fourth Proportional to 801,821.20, 1,202,731.80 and 497,390.80

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Solution

The fourth proportional to 801,821.20, 1,202,731.80 and 497,390.80 is: 746,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,821.20 : 1,202,731.80 = 497,390.80 : x
  2. Step 2: Convert to fraction form
    801,821.20/1,202,731.80 = 497,390.80/x
  3. Step 3: Cross multiply
    801,821.20x = 1,202,731.80 × 497,390.80
  4. Step 4: Simplify right side
    801,821.20x = 598,227,732,187.44
  5. Step 5: Solve for x
    x = 598,227,732,187.44/801,821.20
  6. Step 6: Final answer
    x = 746,086.20

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1.5x scale

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.