Home / 762,806.16-1,143,764.28-230,167.44

Finding the Fourth Proportional to 762,806.16, 1,143,764.28 and 230,167.44

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Solution

The fourth proportional to 762,806.16, 1,143,764.28 and 230,167.44 is: 345,116.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,806.16 : 1,143,764.28 = 230,167.44 : x
  2. Step 2: Convert to fraction form
    762,806.16/1,143,764.28 = 230,167.44/x
  3. Step 3: Cross multiply
    762,806.16x = 1,143,764.28 × 230,167.44
  4. Step 4: Simplify right side
    762,806.16x = 263,257,296,291.04
  5. Step 5: Solve for x
    x = 263,257,296,291.04/762,806.16
  6. Step 6: Final answer
    x = 345,116.90

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Double scale
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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.