Home / 762,426.29-1,143,647.63-229,951.94

Finding the Fourth Proportional to 762,426.29, 1,143,647.63 and 229,951.94

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Solution

The fourth proportional to 762,426.29, 1,143,647.63 and 229,951.94 is: 344,930.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,426.29 : 1,143,647.63 = 229,951.94 : x
  2. Step 2: Convert to fraction form
    762,426.29/1,143,647.63 = 229,951.94/x
  3. Step 3: Cross multiply
    762,426.29x = 1,143,647.63 × 229,951.94
  4. Step 4: Simplify right side
    762,426.29x = 262,983,984,326.90
  5. Step 5: Solve for x
    x = 262,983,984,326.90/762,426.29
  6. Step 6: Final answer
    x = 344,930.37

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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.