Home / 356,025.60-491,316.08-194,890.96

Finding the Fourth Proportional to 356,025.60, 491,316.08 and 194,890.96

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Solution

The fourth proportional to 356,025.60, 491,316.08 and 194,890.96 is: 268,949.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,025.60 : 491,316.08 = 194,890.96 : x
  2. Step 2: Convert to fraction form
    356,025.60/491,316.08 = 194,890.96/x
  3. Step 3: Cross multiply
    356,025.60x = 491,316.08 × 194,890.96
  4. Step 4: Simplify right side
    356,025.60x = 95,753,062,494.64
  5. Step 5: Solve for x
    x = 95,753,062,494.64/356,025.60
  6. Step 6: Final answer
    x = 268,949.94

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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.