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Finding the Fourth Proportional to 265,770.86, 366,852.66 and 158,374.58

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Solution

The fourth proportional to 265,770.86, 366,852.66 and 158,374.58 is: 218,609.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,770.86 : 366,852.66 = 158,374.58 : x
  2. Step 2: Convert to fraction form
    265,770.86/366,852.66 = 158,374.58/x
  3. Step 3: Cross multiply
    265,770.86x = 366,852.66 × 158,374.58
  4. Step 4: Simplify right side
    265,770.86x = 58,100,135,949.38
  5. Step 5: Solve for x
    x = 58,100,135,949.38/265,770.86
  6. Step 6: Final answer
    x = 218,609.88

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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.