Home / 677,983.23-1,016,945.68-204,654.46

Finding the Fourth Proportional to 677,983.23, 1,016,945.68 and 204,654.46

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Solution

The fourth proportional to 677,983.23, 1,016,945.68 and 204,654.46 is: 306,972.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,983.23 : 1,016,945.68 = 204,654.46 : x
  2. Step 2: Convert to fraction form
    677,983.23/1,016,945.68 = 204,654.46/x
  3. Step 3: Cross multiply
    677,983.23x = 1,016,945.68 × 204,654.46
  4. Step 4: Simplify right side
    677,983.23x = 208,122,468,989.73
  5. Step 5: Solve for x
    x = 208,122,468,989.73/677,983.23
  6. Step 6: Final answer
    x = 306,972.89

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1.5x scale

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.