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Finding the Fourth Proportional to 629,423.32, 944,958.03 and 373,722.61

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Solution

The fourth proportional to 629,423.32, 944,958.03 and 373,722.61 is: 561,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,423.32 : 944,958.03 = 373,722.61 : x
  2. Step 2: Convert to fraction form
    629,423.32/944,958.03 = 373,722.61/x
  3. Step 3: Cross multiply
    629,423.32x = 944,958.03 × 373,722.61
  4. Step 4: Simplify right side
    629,423.32x = 353,152,181,312.06
  5. Step 5: Solve for x
    x = 353,152,181,312.06/629,423.32
  6. Step 6: Final answer
    x = 561,072.60

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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.