Home / 957,266.54-1,321,055.49-527,574.34

Finding the Fourth Proportional to 957,266.54, 1,321,055.49 and 527,574.34

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Solution

The fourth proportional to 957,266.54, 1,321,055.49 and 527,574.34 is: 728,067.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,266.54 : 1,321,055.49 = 527,574.34 : x
  2. Step 2: Convert to fraction form
    957,266.54/1,321,055.49 = 527,574.34/x
  3. Step 3: Cross multiply
    957,266.54x = 1,321,055.49 × 527,574.34
  4. Step 4: Simplify right side
    957,266.54x = 696,954,978,240.13
  5. Step 5: Solve for x
    x = 696,954,978,240.13/957,266.54
  6. Step 6: Final answer
    x = 728,067.84

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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.