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Finding the Fourth Proportional to 270,486.46, 373,145.55 and 175,023.98

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Solution

The fourth proportional to 270,486.46, 373,145.55 and 175,023.98 is: 241,451.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,486.46 : 373,145.55 = 175,023.98 : x
  2. Step 2: Convert to fraction form
    270,486.46/373,145.55 = 175,023.98/x
  3. Step 3: Cross multiply
    270,486.46x = 373,145.55 × 175,023.98
  4. Step 4: Simplify right side
    270,486.46x = 65,309,419,280.29
  5. Step 5: Solve for x
    x = 65,309,419,280.29/270,486.46
  6. Step 6: Final answer
    x = 241,451.71

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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.