Home / 696,400.65-1,044,751.37-216,619.33

Finding the Fourth Proportional to 696,400.65, 1,044,751.37 and 216,619.33

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Solution

The fourth proportional to 696,400.65, 1,044,751.37 and 216,619.33 is: 324,975.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,400.65 : 1,044,751.37 = 216,619.33 : x
  2. Step 2: Convert to fraction form
    696,400.65/1,044,751.37 = 216,619.33/x
  3. Step 3: Cross multiply
    696,400.65x = 1,044,751.37 × 216,619.33
  4. Step 4: Simplify right side
    696,400.65x = 226,313,341,785.98
  5. Step 5: Solve for x
    x = 226,313,341,785.98/696,400.65
  6. Step 6: Final answer
    x = 324,975.78

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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.