Home / 957,449.62-1,321,264.56-527,769.64

Finding the Fourth Proportional to 957,449.62, 1,321,264.56 and 527,769.64

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Solution

The fourth proportional to 957,449.62, 1,321,264.56 and 527,769.64 is: 728,313.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,449.62 : 1,321,264.56 = 527,769.64 : x
  2. Step 2: Convert to fraction form
    957,449.62/1,321,264.56 = 527,769.64/x
  3. Step 3: Cross multiply
    957,449.62x = 1,321,264.56 × 527,769.64
  4. Step 4: Simplify right side
    957,449.62x = 697,323,321,175.96
  5. Step 5: Solve for x
    x = 697,323,321,175.96/957,449.62
  6. Step 6: Final answer
    x = 728,313.33

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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.