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Finding the Fourth Proportional to 265,175.34, 397,238.12 and 231,932.94

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Solution

The fourth proportional to 265,175.34, 397,238.12 and 231,932.94 is: 347,440.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,175.34 : 397,238.12 = 231,932.94 : x
  2. Step 2: Convert to fraction form
    265,175.34/397,238.12 = 231,932.94/x
  3. Step 3: Cross multiply
    265,175.34x = 397,238.12 × 231,932.94
  4. Step 4: Simplify right side
    265,175.34x = 92,132,605,051.67
  5. Step 5: Solve for x
    x = 92,132,605,051.67/265,175.34
  6. Step 6: Final answer
    x = 347,440.32

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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.