Home / 826,357.28-1,240,060.24-353,046.20

Finding the Fourth Proportional to 826,357.28, 1,240,060.24 and 353,046.20

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Solution

The fourth proportional to 826,357.28, 1,240,060.24 and 353,046.20 is: 529,793.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,357.28 : 1,240,060.24 = 353,046.20 : x
  2. Step 2: Convert to fraction form
    826,357.28/1,240,060.24 = 353,046.20/x
  3. Step 3: Cross multiply
    826,357.28x = 1,240,060.24 × 353,046.20
  4. Step 4: Simplify right side
    826,357.28x = 437,798,555,503.09
  5. Step 5: Solve for x
    x = 437,798,555,503.09/826,357.28
  6. Step 6: Final answer
    x = 529,793.31

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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.