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Finding the Fourth Proportional to 270,454.87, 373,202.67 and 149,593.56

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Solution

The fourth proportional to 270,454.87, 373,202.67 and 149,593.56 is: 206,425.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,454.87 : 373,202.67 = 149,593.56 : x
  2. Step 2: Convert to fraction form
    270,454.87/373,202.67 = 149,593.56/x
  3. Step 3: Cross multiply
    270,454.87x = 373,202.67 × 149,593.56
  4. Step 4: Simplify right side
    270,454.87x = 55,828,716,006.81
  5. Step 5: Solve for x
    x = 55,828,716,006.81/270,454.87
  6. Step 6: Final answer
    x = 206,425.26

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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.