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Finding the Fourth Proportional to 270,334.59, 373,046.67 and 149,468.61

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Solution

The fourth proportional to 270,334.59, 373,046.67 and 149,468.61 is: 206,258.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,334.59 : 373,046.67 = 149,468.61 : x
  2. Step 2: Convert to fraction form
    270,334.59/373,046.67 = 149,468.61/x
  3. Step 3: Cross multiply
    270,334.59x = 373,046.67 × 149,468.61
  4. Step 4: Simplify right side
    270,334.59x = 55,758,767,230.03
  5. Step 5: Solve for x
    x = 55,758,767,230.03/270,334.59
  6. Step 6: Final answer
    x = 206,258.35

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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.