Home / 798,954.30-1,198,436.04-266,473.80

Finding the Fourth Proportional to 798,954.30, 1,198,436.04 and 266,473.80

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Solution

The fourth proportional to 798,954.30, 1,198,436.04 and 266,473.80 is: 399,712.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,954.30 : 1,198,436.04 = 266,473.80 : x
  2. Step 2: Convert to fraction form
    798,954.30/1,198,436.04 = 266,473.80/x
  3. Step 3: Cross multiply
    798,954.30x = 1,198,436.04 × 266,473.80
  4. Step 4: Simplify right side
    798,954.30x = 319,351,805,635.75
  5. Step 5: Solve for x
    x = 319,351,805,635.75/798,954.30
  6. Step 6: Final answer
    x = 399,712.23

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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.