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Finding the Fourth Proportional to 270,403.80, 373,150.32 and 149,541.84

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Solution

The fourth proportional to 270,403.80, 373,150.32 and 149,541.84 is: 206,363.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,403.80 : 373,150.32 = 149,541.84 : x
  2. Step 2: Convert to fraction form
    270,403.80/373,150.32 = 149,541.84/x
  3. Step 3: Cross multiply
    270,403.80x = 373,150.32 × 149,541.84
  4. Step 4: Simplify right side
    270,403.80x = 55,801,585,449.39
  5. Step 5: Solve for x
    x = 55,801,585,449.39/270,403.80
  6. Step 6: Final answer
    x = 206,363.91

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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.