Home / 680,716.27-1,021,065.03-231,750.24

Finding the Fourth Proportional to 680,716.27, 1,021,065.03 and 231,750.24

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Solution

The fourth proportional to 680,716.27, 1,021,065.03 and 231,750.24 is: 347,622.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,716.27 : 1,021,065.03 = 231,750.24 : x
  2. Step 2: Convert to fraction form
    680,716.27/1,021,065.03 = 231,750.24/x
  3. Step 3: Cross multiply
    680,716.27x = 1,021,065.03 × 231,750.24
  4. Step 4: Simplify right side
    680,716.27x = 236,632,065,758.11
  5. Step 5: Solve for x
    x = 236,632,065,758.11/680,716.27
  6. Step 6: Final answer
    x = 347,622.17

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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.