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Finding the Fourth Proportional to 270,593.38, 373,458.47 and 155,849.96

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Solution

The fourth proportional to 270,593.38, 373,458.47 and 155,849.96 is: 215,095.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,593.38 : 373,458.47 = 155,849.96 : x
  2. Step 2: Convert to fraction form
    270,593.38/373,458.47 = 155,849.96/x
  3. Step 3: Cross multiply
    270,593.38x = 373,458.47 × 155,849.96
  4. Step 4: Simplify right side
    270,593.38x = 58,203,487,611.16
  5. Step 5: Solve for x
    x = 58,203,487,611.16/270,593.38
  6. Step 6: Final answer
    x = 215,095.76

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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.