Home / 413,766.11-620,637.68-110,162.87

Finding the Fourth Proportional to 413,766.11, 620,637.68 and 110,162.87

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Solution

The fourth proportional to 413,766.11, 620,637.68 and 110,162.87 is: 165,241.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,766.11 : 620,637.68 = 110,162.87 : x
  2. Step 2: Convert to fraction form
    413,766.11/620,637.68 = 110,162.87/x
  3. Step 3: Cross multiply
    413,766.11x = 620,637.68 × 110,162.87
  4. Step 4: Simplify right side
    413,766.11x = 68,371,229,059.72
  5. Step 5: Solve for x
    x = 68,371,229,059.72/413,766.11
  6. Step 6: Final answer
    x = 165,241.25

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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.