Home / 806,691.24-1,209,754.62-237,921.35

Finding the Fourth Proportional to 806,691.24, 1,209,754.62 and 237,921.35

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Solution

The fourth proportional to 806,691.24, 1,209,754.62 and 237,921.35 is: 356,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,691.24 : 1,209,754.62 = 237,921.35 : x
  2. Step 2: Convert to fraction form
    806,691.24/1,209,754.62 = 237,921.35/x
  3. Step 3: Cross multiply
    806,691.24x = 1,209,754.62 × 237,921.35
  4. Step 4: Simplify right side
    806,691.24x = 287,826,446,310.36
  5. Step 5: Solve for x
    x = 287,826,446,310.36/806,691.24
  6. Step 6: Final answer
    x = 356,798.78

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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.