Home / 379,318.01-568,851.94-126,528.84

Finding the Fourth Proportional to 379,318.01, 568,851.94 and 126,528.84

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Solution

The fourth proportional to 379,318.01, 568,851.94 and 126,528.84 is: 189,751.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,318.01 : 568,851.94 = 126,528.84 : x
  2. Step 2: Convert to fraction form
    379,318.01/568,851.94 = 126,528.84/x
  3. Step 3: Cross multiply
    379,318.01x = 568,851.94 × 126,528.84
  4. Step 4: Simplify right side
    379,318.01x = 71,976,172,939.37
  5. Step 5: Solve for x
    x = 71,976,172,939.37/379,318.01
  6. Step 6: Final answer
    x = 189,751.53

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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.