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Finding the Fourth Proportional to 301,629.30, 416,144.22 and 192,797.30

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Solution

The fourth proportional to 301,629.30, 416,144.22 and 192,797.30 is: 265,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,629.30 : 416,144.22 = 192,797.30 : x
  2. Step 2: Convert to fraction form
    301,629.30/416,144.22 = 192,797.30/x
  3. Step 3: Cross multiply
    301,629.30x = 416,144.22 × 192,797.30
  4. Step 4: Simplify right side
    301,629.30x = 80,231,482,026.61
  5. Step 5: Solve for x
    x = 80,231,482,026.61/301,629.30
  6. Step 6: Final answer
    x = 265,993.66

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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.