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Finding the Fourth Proportional to 567,082.44, 782,591.49 and 325,409.22

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Solution

The fourth proportional to 567,082.44, 782,591.49 and 325,409.22 is: 449,074.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,082.44 : 782,591.49 = 325,409.22 : x
  2. Step 2: Convert to fraction form
    567,082.44/782,591.49 = 325,409.22/x
  3. Step 3: Cross multiply
    567,082.44x = 782,591.49 × 325,409.22
  4. Step 4: Simplify right side
    567,082.44x = 254,662,486,339.54
  5. Step 5: Solve for x
    x = 254,662,486,339.54/567,082.44
  6. Step 6: Final answer
    x = 449,074.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.