Home / 270,350.72-373,064.04-149,493.60

Finding the Fourth Proportional to 270,350.72, 373,064.04 and 149,493.60

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Solution

The fourth proportional to 270,350.72, 373,064.04 and 149,493.60 is: 206,290.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,350.72 : 373,064.04 = 149,493.60 : x
  2. Step 2: Convert to fraction form
    270,350.72/373,064.04 = 149,493.60/x
  3. Step 3: Cross multiply
    270,350.72x = 373,064.04 × 149,493.60
  4. Step 4: Simplify right side
    270,350.72x = 55,770,686,370.14
  5. Step 5: Solve for x
    x = 55,770,686,370.14/270,350.72
  6. Step 6: Final answer
    x = 206,290.13

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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.