Home / 804,282.72-1,206,426.24-271,661.28

Finding the Fourth Proportional to 804,282.72, 1,206,426.24 and 271,661.28

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Solution

The fourth proportional to 804,282.72, 1,206,426.24 and 271,661.28 is: 407,492.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,282.72 : 1,206,426.24 = 271,661.28 : x
  2. Step 2: Convert to fraction form
    804,282.72/1,206,426.24 = 271,661.28/x
  3. Step 3: Cross multiply
    804,282.72x = 1,206,426.24 × 271,661.28
  4. Step 4: Simplify right side
    804,282.72x = 327,739,296,583.99
  5. Step 5: Solve for x
    x = 327,739,296,583.99/804,282.72
  6. Step 6: Final answer
    x = 407,492.65

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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.