Home / 755,163.08-1,132,743.21-223,057.76

Finding the Fourth Proportional to 755,163.08, 1,132,743.21 and 223,057.76

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Solution

The fourth proportional to 755,163.08, 1,132,743.21 and 223,057.76 is: 334,586.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,163.08 : 1,132,743.21 = 223,057.76 : x
  2. Step 2: Convert to fraction form
    755,163.08/1,132,743.21 = 223,057.76/x
  3. Step 3: Cross multiply
    755,163.08x = 1,132,743.21 × 223,057.76
  4. Step 4: Simplify right side
    755,163.08x = 252,667,163,077.81
  5. Step 5: Solve for x
    x = 252,667,163,077.81/755,163.08
  6. Step 6: Final answer
    x = 334,586.22

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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.