Home / 901,501.20-1,352,251.80-302,481.90

Finding the Fourth Proportional to 901,501.20, 1,352,251.80 and 302,481.90

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Solution

The fourth proportional to 901,501.20, 1,352,251.80 and 302,481.90 is: 453,722.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,501.20 : 1,352,251.80 = 302,481.90 : x
  2. Step 2: Convert to fraction form
    901,501.20/1,352,251.80 = 302,481.90/x
  3. Step 3: Cross multiply
    901,501.20x = 1,352,251.80 × 302,481.90
  4. Step 4: Simplify right side
    901,501.20x = 409,031,693,742.42
  5. Step 5: Solve for x
    x = 409,031,693,742.42/901,501.20
  6. Step 6: Final answer
    x = 453,722.85

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Similar ratio
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1.5x scale

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.