Home / 294,949.90-442,376.25-126,497.44

Finding the Fourth Proportional to 294,949.90, 442,376.25 and 126,497.44

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Solution

The fourth proportional to 294,949.90, 442,376.25 and 126,497.44 is: 189,725.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,949.90 : 442,376.25 = 126,497.44 : x
  2. Step 2: Convert to fraction form
    294,949.90/442,376.25 = 126,497.44/x
  3. Step 3: Cross multiply
    294,949.90x = 442,376.25 × 126,497.44
  4. Step 4: Simplify right side
    294,949.90x = 55,959,463,141.80
  5. Step 5: Solve for x
    x = 55,959,463,141.80/294,949.90
  6. Step 6: Final answer
    x = 189,725.32

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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.