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Finding the Fourth Proportional to 532,796.88, 799,195.28 and 217,278.32

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Solution

The fourth proportional to 532,796.88, 799,195.28 and 217,278.32 is: 325,917.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,796.88 : 799,195.28 = 217,278.32 : x
  2. Step 2: Convert to fraction form
    532,796.88/799,195.28 = 217,278.32/x
  3. Step 3: Cross multiply
    532,796.88x = 799,195.28 × 217,278.32
  4. Step 4: Simplify right side
    532,796.88x = 173,647,807,790.33
  5. Step 5: Solve for x
    x = 173,647,807,790.33/532,796.88
  6. Step 6: Final answer
    x = 325,917.46

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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.