Home / 294,865.31-442,298.07-84,503.25

Finding the Fourth Proportional to 294,865.31, 442,298.07 and 84,503.25

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Solution

The fourth proportional to 294,865.31, 442,298.07 and 84,503.25 is: 126,754.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,865.31 : 442,298.07 = 84,503.25 : x
  2. Step 2: Convert to fraction form
    294,865.31/442,298.07 = 84,503.25/x
  3. Step 3: Cross multiply
    294,865.31x = 442,298.07 × 84,503.25
  4. Step 4: Simplify right side
    294,865.31x = 37,375,624,383.73
  5. Step 5: Solve for x
    x = 37,375,624,383.73/294,865.31
  6. Step 6: Final answer
    x = 126,754.90

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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.