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Finding the Fourth Proportional to 270,613.52, 373,439.04 and 149,759.84

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Solution

The fourth proportional to 270,613.52, 373,439.04 and 149,759.84 is: 206,664.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,613.52 : 373,439.04 = 149,759.84 : x
  2. Step 2: Convert to fraction form
    270,613.52/373,439.04 = 149,759.84/x
  3. Step 3: Cross multiply
    270,613.52x = 373,439.04 × 149,759.84
  4. Step 4: Simplify right side
    270,613.52x = 55,926,170,880.15
  5. Step 5: Solve for x
    x = 55,926,170,880.15/270,613.52
  6. Step 6: Final answer
    x = 206,664.36

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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.