Home / 304,002.28-455,757.44-126,642.52

Finding the Fourth Proportional to 304,002.28, 455,757.44 and 126,642.52

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Solution

The fourth proportional to 304,002.28, 455,757.44 and 126,642.52 is: 189,861.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,002.28 : 455,757.44 = 126,642.52 : x
  2. Step 2: Convert to fraction form
    304,002.28/455,757.44 = 126,642.52/x
  3. Step 3: Cross multiply
    304,002.28x = 455,757.44 × 126,642.52
  4. Step 4: Simplify right side
    304,002.28x = 57,718,270,710.35
  5. Step 5: Solve for x
    x = 57,718,270,710.35/304,002.28
  6. Step 6: Final answer
    x = 189,861.31

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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.