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Finding the Fourth Proportional to 446,108.74, 667,763.43 and 235,106.98

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Solution

The fourth proportional to 446,108.74, 667,763.43 and 235,106.98 is: 351,922.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,108.74 : 667,763.43 = 235,106.98 : x
  2. Step 2: Convert to fraction form
    446,108.74/667,763.43 = 235,106.98/x
  3. Step 3: Cross multiply
    446,108.74x = 667,763.43 × 235,106.98
  4. Step 4: Simplify right side
    446,108.74x = 156,995,843,381.74
  5. Step 5: Solve for x
    x = 156,995,843,381.74/446,108.74
  6. Step 6: Final answer
    x = 351,922.81

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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.