Home / 803,341.76-1,204,171.68-270,678.72

Finding the Fourth Proportional to 803,341.76, 1,204,171.68 and 270,678.72

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Solution

The fourth proportional to 803,341.76, 1,204,171.68 and 270,678.72 is: 405,734.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,341.76 : 1,204,171.68 = 270,678.72 : x
  2. Step 2: Convert to fraction form
    803,341.76/1,204,171.68 = 270,678.72/x
  3. Step 3: Cross multiply
    803,341.76x = 1,204,171.68 × 270,678.72
  4. Step 4: Simplify right side
    803,341.76x = 325,943,649,002.65
  5. Step 5: Solve for x
    x = 325,943,649,002.65/803,341.76
  6. Step 6: Final answer
    x = 405,734.73

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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.