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Finding the Fourth Proportional to 265,275.34, 397,662.85 and 132,029.63

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Solution

The fourth proportional to 265,275.34, 397,662.85 and 132,029.63 is: 197,919.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,275.34 : 397,662.85 = 132,029.63 : x
  2. Step 2: Convert to fraction form
    265,275.34/397,662.85 = 132,029.63/x
  3. Step 3: Cross multiply
    265,275.34x = 397,662.85 × 132,029.63
  4. Step 4: Simplify right side
    265,275.34x = 52,503,278,618.20
  5. Step 5: Solve for x
    x = 52,503,278,618.20/265,275.34
  6. Step 6: Final answer
    x = 197,919.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.