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Finding the Fourth Proportional to 416,192.78, 574,205.56 and 270,932.24

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Solution

The fourth proportional to 416,192.78, 574,205.56 and 270,932.24 is: 373,795.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,192.78 : 574,205.56 = 270,932.24 : x
  2. Step 2: Convert to fraction form
    416,192.78/574,205.56 = 270,932.24/x
  3. Step 3: Cross multiply
    416,192.78x = 574,205.56 × 270,932.24
  4. Step 4: Simplify right side
    416,192.78x = 155,570,799,349.44
  5. Step 5: Solve for x
    x = 155,570,799,349.44/416,192.78
  6. Step 6: Final answer
    x = 373,795.04

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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.