Home / 957,341.68-1,321,568.09-681,876.88

Finding the Fourth Proportional to 957,341.68, 1,321,568.09 and 681,876.88

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Solution

The fourth proportional to 957,341.68, 1,321,568.09 and 681,876.88 is: 941,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,341.68 : 1,321,568.09 = 681,876.88 : x
  2. Step 2: Convert to fraction form
    957,341.68/1,321,568.09 = 681,876.88/x
  3. Step 3: Cross multiply
    957,341.68x = 1,321,568.09 × 681,876.88
  4. Step 4: Simplify right side
    957,341.68x = 901,146,721,760.49
  5. Step 5: Solve for x
    x = 901,146,721,760.49/957,341.68
  6. Step 6: Final answer
    x = 941,301.05

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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.