Home / 803,281.59-1,204,081.67-270,618.57

Finding the Fourth Proportional to 803,281.59, 1,204,081.67 and 270,618.57

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Solution

The fourth proportional to 803,281.59, 1,204,081.67 and 270,618.57 is: 405,644.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,281.59 : 1,204,081.67 = 270,618.57 : x
  2. Step 2: Convert to fraction form
    803,281.59/1,204,081.67 = 270,618.57/x
  3. Step 3: Cross multiply
    803,281.59x = 1,204,081.67 × 270,618.57
  4. Step 4: Simplify right side
    803,281.59x = 325,846,860,375.16
  5. Step 5: Solve for x
    x = 325,846,860,375.16/803,281.59
  6. Step 6: Final answer
    x = 405,644.63

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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.