Home / 598,409.37-897,141.42-298,724.76

Finding the Fourth Proportional to 598,409.37, 897,141.42 and 298,724.76

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Solution

The fourth proportional to 598,409.37, 897,141.42 and 298,724.76 is: 447,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,409.37 : 897,141.42 = 298,724.76 : x
  2. Step 2: Convert to fraction form
    598,409.37/897,141.42 = 298,724.76/x
  3. Step 3: Cross multiply
    598,409.37x = 897,141.42 × 298,724.76
  4. Step 4: Simplify right side
    598,409.37x = 267,998,355,375.56
  5. Step 5: Solve for x
    x = 267,998,355,375.56/598,409.37
  6. Step 6: Final answer
    x = 447,851.20

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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.