Home / 629,563.01-868,797.09-343,083.15

Finding the Fourth Proportional to 629,563.01, 868,797.09 and 343,083.15

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Solution

The fourth proportional to 629,563.01, 868,797.09 and 343,083.15 is: 473,454.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,563.01 : 868,797.09 = 343,083.15 : x
  2. Step 2: Convert to fraction form
    629,563.01/868,797.09 = 343,083.15/x
  3. Step 3: Cross multiply
    629,563.01x = 868,797.09 × 343,083.15
  4. Step 4: Simplify right side
    629,563.01x = 298,069,642,348.03
  5. Step 5: Solve for x
    x = 298,069,642,348.03/629,563.01
  6. Step 6: Final answer
    x = 473,454.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.