Home / 629,270.26-868,371.30-357,333.22

Finding the Fourth Proportional to 629,270.26, 868,371.30 and 357,333.22

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Solution

The fourth proportional to 629,270.26, 868,371.30 and 357,333.22 is: 493,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,270.26 : 868,371.30 = 357,333.22 : x
  2. Step 2: Convert to fraction form
    629,270.26/868,371.30 = 357,333.22/x
  3. Step 3: Cross multiply
    629,270.26x = 868,371.30 × 357,333.22
  4. Step 4: Simplify right side
    629,270.26x = 310,297,912,784.59
  5. Step 5: Solve for x
    x = 310,297,912,784.59/629,270.26
  6. Step 6: Final answer
    x = 493,107.54

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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.