Home / 862,624.28-1,293,936.73-231,538.10

Finding the Fourth Proportional to 862,624.28, 1,293,936.73 and 231,538.10

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Solution

The fourth proportional to 862,624.28, 1,293,936.73 and 231,538.10 is: 347,307.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,624.28 : 1,293,936.73 = 231,538.10 : x
  2. Step 2: Convert to fraction form
    862,624.28/1,293,936.73 = 231,538.10/x
  3. Step 3: Cross multiply
    862,624.28x = 1,293,936.73 × 231,538.10
  4. Step 4: Simplify right side
    862,624.28x = 299,595,644,935.88
  5. Step 5: Solve for x
    x = 299,595,644,935.88/862,624.28
  6. Step 6: Final answer
    x = 347,307.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.