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Finding the Fourth Proportional to 629,494.42, 944,520.47 and 329,903.44

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Solution

The fourth proportional to 629,494.42, 944,520.47 and 329,903.44 is: 495,001.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,494.42 : 944,520.47 = 329,903.44 : x
  2. Step 2: Convert to fraction form
    629,494.42/944,520.47 = 329,903.44/x
  3. Step 3: Cross multiply
    629,494.42x = 944,520.47 × 329,903.44
  4. Step 4: Simplify right side
    629,494.42x = 311,600,545,831.30
  5. Step 5: Solve for x
    x = 311,600,545,831.30/629,494.42
  6. Step 6: Final answer
    x = 495,001.29

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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.