Home / 456,242.11-629,618.20-252,306.76

Finding the Fourth Proportional to 456,242.11, 629,618.20 and 252,306.76

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Solution

The fourth proportional to 456,242.11, 629,618.20 and 252,306.76 is: 348,185.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,242.11 : 629,618.20 = 252,306.76 : x
  2. Step 2: Convert to fraction form
    456,242.11/629,618.20 = 252,306.76/x
  3. Step 3: Cross multiply
    456,242.11x = 629,618.20 × 252,306.76
  4. Step 4: Simplify right side
    456,242.11x = 158,856,923,669.41
  5. Step 5: Solve for x
    x = 158,856,923,669.41/456,242.11
  6. Step 6: Final answer
    x = 348,185.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.