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Finding the Fourth Proportional to 451,475.88, 622,822.05 and 270,151.29

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Solution

The fourth proportional to 451,475.88, 622,822.05 and 270,151.29 is: 372,680.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,475.88 : 622,822.05 = 270,151.29 : x
  2. Step 2: Convert to fraction form
    451,475.88/622,822.05 = 270,151.29/x
  3. Step 3: Cross multiply
    451,475.88x = 622,822.05 × 270,151.29
  4. Step 4: Simplify right side
    451,475.88x = 168,256,180,247.95
  5. Step 5: Solve for x
    x = 168,256,180,247.95/451,475.88
  6. Step 6: Final answer
    x = 372,680.33

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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.