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Finding the Fourth Proportional to 270,735, 373,602.19 and 149,867.75

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Solution

The fourth proportional to 270,735, 373,602.19 and 149,867.75 is: 206,810.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,735 : 373,602.19 = 149,867.75 : x
  2. Step 2: Convert to fraction form
    270,735/373,602.19 = 149,867.75/x
  3. Step 3: Cross multiply
    270,735x = 373,602.19 × 149,867.75
  4. Step 4: Simplify right side
    270,735x = 55,990,919,610.37
  5. Step 5: Solve for x
    x = 55,990,919,610.37/270,735
  6. Step 6: Final answer
    x = 206,810.79

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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.