Home / 806,154.51-1,209,037.22-237,380.97

Finding the Fourth Proportional to 806,154.51, 1,209,037.22 and 237,380.97

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Solution

The fourth proportional to 806,154.51, 1,209,037.22 and 237,380.97 is: 356,014.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,154.51 : 1,209,037.22 = 237,380.97 : x
  2. Step 2: Convert to fraction form
    806,154.51/1,209,037.22 = 237,380.97/x
  3. Step 3: Cross multiply
    806,154.51x = 1,209,037.22 × 237,380.97
  4. Step 4: Simplify right side
    806,154.51x = 287,002,428,049.70
  5. Step 5: Solve for x
    x = 287,002,428,049.70/806,154.51
  6. Step 6: Final answer
    x = 356,014.17

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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.