Home / 957,965.84-1,321,983.18-522,382.11

Finding the Fourth Proportional to 957,965.84, 1,321,983.18 and 522,382.11

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Solution

The fourth proportional to 957,965.84, 1,321,983.18 and 522,382.11 is: 720,882.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,965.84 : 1,321,983.18 = 522,382.11 : x
  2. Step 2: Convert to fraction form
    957,965.84/1,321,983.18 = 522,382.11/x
  3. Step 3: Cross multiply
    957,965.84x = 1,321,983.18 × 522,382.11
  4. Step 4: Simplify right side
    957,965.84x = 690,580,365,431.63
  5. Step 5: Solve for x
    x = 690,580,365,431.63/957,965.84
  6. Step 6: Final answer
    x = 720,882.04

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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.