Home / 965,568.75-1,448,003.07-432,815.55

Finding the Fourth Proportional to 965,568.75, 1,448,003.07 and 432,815.55

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Solution

The fourth proportional to 965,568.75, 1,448,003.07 and 432,815.55 is: 649,066.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,568.75 : 1,448,003.07 = 432,815.55 : x
  2. Step 2: Convert to fraction form
    965,568.75/1,448,003.07 = 432,815.55/x
  3. Step 3: Cross multiply
    965,568.75x = 1,448,003.07 × 432,815.55
  4. Step 4: Simplify right side
    965,568.75x = 626,718,245,143.74
  5. Step 5: Solve for x
    x = 626,718,245,143.74/965,568.75
  6. Step 6: Final answer
    x = 649,066.41

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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.