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Finding the Fourth Proportional to 270,926.77, 373,843.52 and 156,209.71

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Solution

The fourth proportional to 270,926.77, 373,843.52 and 156,209.71 is: 215,548.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,926.77 : 373,843.52 = 156,209.71 : x
  2. Step 2: Convert to fraction form
    270,926.77/373,843.52 = 156,209.71/x
  3. Step 3: Cross multiply
    270,926.77x = 373,843.52 × 156,209.71
  4. Step 4: Simplify right side
    270,926.77x = 58,397,985,194.31
  5. Step 5: Solve for x
    x = 58,397,985,194.31/270,926.77
  6. Step 6: Final answer
    x = 215,548.97

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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.