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Finding the Fourth Proportional to 265,086.60, 397,046.70 and 235,537.80

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Solution

The fourth proportional to 265,086.60, 397,046.70 and 235,537.80 is: 352,788.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,086.60 : 397,046.70 = 235,537.80 : x
  2. Step 2: Convert to fraction form
    265,086.60/397,046.70 = 235,537.80/x
  3. Step 3: Cross multiply
    265,086.60x = 397,046.70 × 235,537.80
  4. Step 4: Simplify right side
    265,086.60x = 93,519,506,215.26
  5. Step 5: Solve for x
    x = 93,519,506,215.26/265,086.60
  6. Step 6: Final answer
    x = 352,788.51

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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.