Home / 419,402.24-629,099.52-170,024.96

Finding the Fourth Proportional to 419,402.24, 629,099.52 and 170,024.96

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Solution

The fourth proportional to 419,402.24, 629,099.52 and 170,024.96 is: 255,035.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,402.24 : 629,099.52 = 170,024.96 : x
  2. Step 2: Convert to fraction form
    419,402.24/629,099.52 = 170,024.96/x
  3. Step 3: Cross multiply
    419,402.24x = 629,099.52 × 170,024.96
  4. Step 4: Simplify right side
    419,402.24x = 106,962,620,724.02
  5. Step 5: Solve for x
    x = 106,962,620,724.02/419,402.24
  6. Step 6: Final answer
    x = 255,035.88

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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.