Home / 756,167.20-1,134,250.80-223,640.80

Finding the Fourth Proportional to 756,167.20, 1,134,250.80 and 223,640.80

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Solution

The fourth proportional to 756,167.20, 1,134,250.80 and 223,640.80 is: 335,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,167.20 : 1,134,250.80 = 223,640.80 : x
  2. Step 2: Convert to fraction form
    756,167.20/1,134,250.80 = 223,640.80/x
  3. Step 3: Cross multiply
    756,167.20x = 1,134,250.80 × 223,640.80
  4. Step 4: Simplify right side
    756,167.20x = 253,664,756,312.64
  5. Step 5: Solve for x
    x = 253,664,756,312.64/756,167.20
  6. Step 6: Final answer
    x = 335,461.20

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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.