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Finding the Fourth Proportional to 270,439.54, 373,191.24 and 149,573.77

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Solution

The fourth proportional to 270,439.54, 373,191.24 and 149,573.77 is: 206,403.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,439.54 : 373,191.24 = 149,573.77 : x
  2. Step 2: Convert to fraction form
    270,439.54/373,191.24 = 149,573.77/x
  3. Step 3: Cross multiply
    270,439.54x = 373,191.24 × 149,573.77
  4. Step 4: Simplify right side
    270,439.54x = 55,819,620,697.77
  5. Step 5: Solve for x
    x = 55,819,620,697.77/270,439.54
  6. Step 6: Final answer
    x = 206,403.33

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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.