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Finding the Fourth Proportional to 265,791.08, 398,686.62 and 182,432.36

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Solution

The fourth proportional to 265,791.08, 398,686.62 and 182,432.36 is: 273,648.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,791.08 : 398,686.62 = 182,432.36 : x
  2. Step 2: Convert to fraction form
    265,791.08/398,686.62 = 182,432.36/x
  3. Step 3: Cross multiply
    265,791.08x = 398,686.62 × 182,432.36
  4. Step 4: Simplify right side
    265,791.08x = 72,733,340,987.02
  5. Step 5: Solve for x
    x = 72,733,340,987.02/265,791.08
  6. Step 6: Final answer
    x = 273,648.54

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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.