Home / 342,008.12-471,922.96-194,836.84

Finding the Fourth Proportional to 342,008.12, 471,922.96 and 194,836.84

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Solution

The fourth proportional to 342,008.12, 471,922.96 and 194,836.84 is: 268,847.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,008.12 : 471,922.96 = 194,836.84 : x
  2. Step 2: Convert to fraction form
    342,008.12/471,922.96 = 194,836.84/x
  3. Step 3: Cross multiply
    342,008.12x = 471,922.96 × 194,836.84
  4. Step 4: Simplify right side
    342,008.12x = 91,947,979,602.83
  5. Step 5: Solve for x
    x = 91,947,979,602.83/342,008.12
  6. Step 6: Final answer
    x = 268,847.36

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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.