Home / 270,317.15-373,022.60-149,451.38

Finding the Fourth Proportional to 270,317.15, 373,022.60 and 149,451.38

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Solution

The fourth proportional to 270,317.15, 373,022.60 and 149,451.38 is: 206,234.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,317.15 : 373,022.60 = 149,451.38 : x
  2. Step 2: Convert to fraction form
    270,317.15/373,022.60 = 149,451.38/x
  3. Step 3: Cross multiply
    270,317.15x = 373,022.60 × 149,451.38
  4. Step 4: Simplify right side
    270,317.15x = 55,748,739,728.82
  5. Step 5: Solve for x
    x = 55,748,739,728.82/270,317.15
  6. Step 6: Final answer
    x = 206,234.57

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1.5x scale

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.