Home / 294,660.50-442,001.70-94,983.78

Finding the Fourth Proportional to 294,660.50, 442,001.70 and 94,983.78

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Solution

The fourth proportional to 294,660.50, 442,001.70 and 94,983.78 is: 142,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,660.50 : 442,001.70 = 94,983.78 : x
  2. Step 2: Convert to fraction form
    294,660.50/442,001.70 = 94,983.78/x
  3. Step 3: Cross multiply
    294,660.50x = 442,001.70 × 94,983.78
  4. Step 4: Simplify right side
    294,660.50x = 41,982,992,232.43
  5. Step 5: Solve for x
    x = 41,982,992,232.43/294,660.50
  6. Step 6: Final answer
    x = 142,479.20

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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.