Home / 756,266.70-1,134,400.05-223,869.90

Finding the Fourth Proportional to 756,266.70, 1,134,400.05 and 223,869.90

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Solution

The fourth proportional to 756,266.70, 1,134,400.05 and 223,869.90 is: 335,804.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,266.70 : 1,134,400.05 = 223,869.90 : x
  2. Step 2: Convert to fraction form
    756,266.70/1,134,400.05 = 223,869.90/x
  3. Step 3: Cross multiply
    756,266.70x = 1,134,400.05 × 223,869.90
  4. Step 4: Simplify right side
    756,266.70x = 253,958,025,753.50
  5. Step 5: Solve for x
    x = 253,958,025,753.50/756,266.70
  6. Step 6: Final answer
    x = 335,804.85

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Double scale
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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.