Home / 957,673.31-1,321,548.17-522,080.28

Finding the Fourth Proportional to 957,673.31, 1,321,548.17 and 522,080.28

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Solution

The fourth proportional to 957,673.31, 1,321,548.17 and 522,080.28 is: 720,448.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,673.31 : 1,321,548.17 = 522,080.28 : x
  2. Step 2: Convert to fraction form
    957,673.31/1,321,548.17 = 522,080.28/x
  3. Step 3: Cross multiply
    957,673.31x = 1,321,548.17 × 522,080.28
  4. Step 4: Simplify right side
    957,673.31x = 689,954,236,016.69
  5. Step 5: Solve for x
    x = 689,954,236,016.69/957,673.31
  6. Step 6: Final answer
    x = 720,448.44

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1.5x scale

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.