Home / 304,825.34-457,235.96-238,321.44

Finding the Fourth Proportional to 304,825.34, 457,235.96 and 238,321.44

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Solution

The fourth proportional to 304,825.34, 457,235.96 and 238,321.44 is: 357,480.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,825.34 : 457,235.96 = 238,321.44 : x
  2. Step 2: Convert to fraction form
    304,825.34/457,235.96 = 238,321.44/x
  3. Step 3: Cross multiply
    304,825.34x = 457,235.96 × 238,321.44
  4. Step 4: Simplify right side
    304,825.34x = 108,969,131,215.38
  5. Step 5: Solve for x
    x = 108,969,131,215.38/304,825.34
  6. Step 6: Final answer
    x = 357,480.55

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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.