Home / 764,439.28-1,146,659.14-224,695.66

Finding the Fourth Proportional to 764,439.28, 1,146,659.14 and 224,695.66

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Solution

The fourth proportional to 764,439.28, 1,146,659.14 and 224,695.66 is: 337,043.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,439.28 : 1,146,659.14 = 224,695.66 : x
  2. Step 2: Convert to fraction form
    764,439.28/1,146,659.14 = 224,695.66/x
  3. Step 3: Cross multiply
    764,439.28x = 1,146,659.14 × 224,695.66
  4. Step 4: Simplify right side
    764,439.28x = 257,649,332,257.33
  5. Step 5: Solve for x
    x = 257,649,332,257.33/764,439.28
  6. Step 6: Final answer
    x = 337,043.55

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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.