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Finding the Fourth Proportional to 270,758.15, 373,744.39 and 157,580.90

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Solution

The fourth proportional to 270,758.15, 373,744.39 and 157,580.90 is: 217,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,758.15 : 373,744.39 = 157,580.90 : x
  2. Step 2: Convert to fraction form
    270,758.15/373,744.39 = 157,580.90/x
  3. Step 3: Cross multiply
    270,758.15x = 373,744.39 × 157,580.90
  4. Step 4: Simplify right side
    270,758.15x = 58,894,977,346.15
  5. Step 5: Solve for x
    x = 58,894,977,346.15/270,758.15
  6. Step 6: Final answer
    x = 217,518.76

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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.