Home / 652,667.28-979,000.92-231,959.76

Finding the Fourth Proportional to 652,667.28, 979,000.92 and 231,959.76

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Solution

The fourth proportional to 652,667.28, 979,000.92 and 231,959.76 is: 347,939.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,667.28 : 979,000.92 = 231,959.76 : x
  2. Step 2: Convert to fraction form
    652,667.28/979,000.92 = 231,959.76/x
  3. Step 3: Cross multiply
    652,667.28x = 979,000.92 × 231,959.76
  4. Step 4: Simplify right side
    652,667.28x = 227,088,818,442.98
  5. Step 5: Solve for x
    x = 227,088,818,442.98/652,667.28
  6. Step 6: Final answer
    x = 347,939.64

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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.