Home / 801,789.60-1,105,583.00-510,940.43

Finding the Fourth Proportional to 801,789.60, 1,105,583.00 and 510,940.43

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Solution

The fourth proportional to 801,789.60, 1,105,583.00 and 510,940.43 is: 704,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,789.60 : 1,105,583.00 = 510,940.43 : x
  2. Step 2: Convert to fraction form
    801,789.60/1,105,583.00 = 510,940.43/x
  3. Step 3: Cross multiply
    801,789.60x = 1,105,583.00 × 510,940.43
  4. Step 4: Simplify right side
    801,789.60x = 564,887,057,462.00
  5. Step 5: Solve for x
    x = 564,887,057,462.00/801,789.60
  6. Step 6: Final answer
    x = 704,532.78

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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.