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Finding the Fourth Proportional to 270,607.59, 373,432.82 and 149,741.64

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Solution

The fourth proportional to 270,607.59, 373,432.82 and 149,741.64 is: 206,640.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,607.59 : 373,432.82 = 149,741.64 : x
  2. Step 2: Convert to fraction form
    270,607.59/373,432.82 = 149,741.64/x
  3. Step 3: Cross multiply
    270,607.59x = 373,432.82 × 149,741.64
  4. Step 4: Simplify right side
    270,607.59x = 55,918,442,147.92
  5. Step 5: Solve for x
    x = 55,918,442,147.92/270,607.59
  6. Step 6: Final answer
    x = 206,640.33

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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.