Home / 629,546.01-868,772.13-343,065.42

Finding the Fourth Proportional to 629,546.01, 868,772.13 and 343,065.42

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Solution

The fourth proportional to 629,546.01, 868,772.13 and 343,065.42 is: 473,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,546.01 : 868,772.13 = 343,065.42 : x
  2. Step 2: Convert to fraction form
    629,546.01/868,772.13 = 343,065.42/x
  3. Step 3: Cross multiply
    629,546.01x = 868,772.13 × 343,065.42
  4. Step 4: Simplify right side
    629,546.01x = 298,045,675,662.75
  5. Step 5: Solve for x
    x = 298,045,675,662.75/629,546.01
  6. Step 6: Final answer
    x = 473,429.54

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1.5x scale

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.