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Finding the Fourth Proportional to 629,810.50, 944,716.43 and 156,495.86

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Solution

The fourth proportional to 629,810.50, 944,716.43 and 156,495.86 is: 234,743.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,810.50 : 944,716.43 = 156,495.86 : x
  2. Step 2: Convert to fraction form
    629,810.50/944,716.43 = 156,495.86/x
  3. Step 3: Cross multiply
    629,810.50x = 944,716.43 × 156,495.86
  4. Step 4: Simplify right side
    629,810.50x = 147,844,210,168.98
  5. Step 5: Solve for x
    x = 147,844,210,168.98/629,810.50
  6. Step 6: Final answer
    x = 234,743.96

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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.