Home / 808,974.92-1,213,926.03-329,114.16

Finding the Fourth Proportional to 808,974.92, 1,213,926.03 and 329,114.16

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Solution

The fourth proportional to 808,974.92, 1,213,926.03 and 329,114.16 is: 493,859.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,974.92 : 1,213,926.03 = 329,114.16 : x
  2. Step 2: Convert to fraction form
    808,974.92/1,213,926.03 = 329,114.16/x
  3. Step 3: Cross multiply
    808,974.92x = 1,213,926.03 × 329,114.16
  4. Step 4: Simplify right side
    808,974.92x = 399,520,244,020.01
  5. Step 5: Solve for x
    x = 399,520,244,020.01/808,974.92
  6. Step 6: Final answer
    x = 493,859.86

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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.