Home / 1,306,979.73-1,960,590.56-508,321.89

Finding the Fourth Proportional to 1,306,979.73, 1,960,590.56 and 508,321.89

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Solution

The fourth proportional to 1,306,979.73, 1,960,590.56 and 508,321.89 is: 762,529.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,979.73 : 1,960,590.56 = 508,321.89 : x
  2. Step 2: Convert to fraction form
    1,306,979.73/1,960,590.56 = 508,321.89/x
  3. Step 3: Cross multiply
    1,306,979.73x = 1,960,590.56 × 508,321.89
  4. Step 4: Simplify right side
    1,306,979.73x = 996,611,096,433.75
  5. Step 5: Solve for x
    x = 996,611,096,433.75/1,306,979.73
  6. Step 6: Final answer
    x = 762,529.88

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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.