Home / 852,595.80-1,279,734.48-453,239.88

Finding the Fourth Proportional to 852,595.80, 1,279,734.48 and 453,239.88

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Solution

The fourth proportional to 852,595.80, 1,279,734.48 and 453,239.88 is: 680,306.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,595.80 : 1,279,734.48 = 453,239.88 : x
  2. Step 2: Convert to fraction form
    852,595.80/1,279,734.48 = 453,239.88/x
  3. Step 3: Cross multiply
    852,595.80x = 1,279,734.48 × 453,239.88
  4. Step 4: Simplify right side
    852,595.80x = 580,026,702,147.06
  5. Step 5: Solve for x
    x = 580,026,702,147.06/852,595.80
  6. Step 6: Final answer
    x = 680,306.78

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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.