Home / 951,870.38-1,313,568.87-543,967.55

Finding the Fourth Proportional to 951,870.38, 1,313,568.87 and 543,967.55

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Solution

The fourth proportional to 951,870.38, 1,313,568.87 and 543,967.55 is: 750,668.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,870.38 : 1,313,568.87 = 543,967.55 : x
  2. Step 2: Convert to fraction form
    951,870.38/1,313,568.87 = 543,967.55/x
  3. Step 3: Cross multiply
    951,870.38x = 1,313,568.87 × 543,967.55
  4. Step 4: Simplify right side
    951,870.38x = 714,538,839,970.17
  5. Step 5: Solve for x
    x = 714,538,839,970.17/951,870.38
  6. Step 6: Final answer
    x = 750,668.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.