Home / 629,580.08-944,648.96-329,989.43

Finding the Fourth Proportional to 629,580.08, 944,648.96 and 329,989.43

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Solution

The fourth proportional to 629,580.08, 944,648.96 and 329,989.43 is: 495,130.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,580.08 : 944,648.96 = 329,989.43 : x
  2. Step 2: Convert to fraction form
    629,580.08/944,648.96 = 329,989.43/x
  3. Step 3: Cross multiply
    629,580.08x = 944,648.96 × 329,989.43
  4. Step 4: Simplify right side
    629,580.08x = 311,724,165,487.30
  5. Step 5: Solve for x
    x = 311,724,165,487.30/629,580.08
  6. Step 6: Final answer
    x = 495,130.29

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1.5x scale

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.