Home / 417,716.13-625,731.48-192,764.07

Finding the Fourth Proportional to 417,716.13, 625,731.48 and 192,764.07

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Solution

The fourth proportional to 417,716.13, 625,731.48 and 192,764.07 is: 288,757.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,716.13 : 625,731.48 = 192,764.07 : x
  2. Step 2: Convert to fraction form
    417,716.13/625,731.48 = 192,764.07/x
  3. Step 3: Cross multiply
    417,716.13x = 625,731.48 × 192,764.07
  4. Step 4: Simplify right side
    417,716.13x = 120,618,546,811.92
  5. Step 5: Solve for x
    x = 120,618,546,811.92/417,716.13
  6. Step 6: Final answer
    x = 288,757.22

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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.