Home / 597,738.30-897,190.65-298,556.70

Finding the Fourth Proportional to 597,738.30, 897,190.65 and 298,556.70

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Solution

The fourth proportional to 597,738.30, 897,190.65 and 298,556.70 is: 448,126.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,738.30 : 897,190.65 = 298,556.70 : x
  2. Step 2: Convert to fraction form
    597,738.30/897,190.65 = 298,556.70/x
  3. Step 3: Cross multiply
    597,738.30x = 897,190.65 × 298,556.70
  4. Step 4: Simplify right side
    597,738.30x = 267,862,279,734.86
  5. Step 5: Solve for x
    x = 267,862,279,734.86/597,738.30
  6. Step 6: Final answer
    x = 448,126.35

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Half scale
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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.