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Finding the Fourth Proportional to 567,591.12, 783,346.60 and 325,949.20

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Solution

The fourth proportional to 567,591.12, 783,346.60 and 325,949.20 is: 449,850.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,591.12 : 783,346.60 = 325,949.20 : x
  2. Step 2: Convert to fraction form
    567,591.12/783,346.60 = 325,949.20/x
  3. Step 3: Cross multiply
    567,591.12x = 783,346.60 × 325,949.20
  4. Step 4: Simplify right side
    567,591.12x = 255,331,197,592.72
  5. Step 5: Solve for x
    x = 255,331,197,592.72/567,591.12
  6. Step 6: Final answer
    x = 449,850.59

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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.