Home / 804,525.80-1,206,432.30-271,902.20

Finding the Fourth Proportional to 804,525.80, 1,206,432.30 and 271,902.20

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Solution

The fourth proportional to 804,525.80, 1,206,432.30 and 271,902.20 is: 407,732.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,525.80 : 1,206,432.30 = 271,902.20 : x
  2. Step 2: Convert to fraction form
    804,525.80/1,206,432.30 = 271,902.20/x
  3. Step 3: Cross multiply
    804,525.80x = 1,206,432.30 × 271,902.20
  4. Step 4: Simplify right side
    804,525.80x = 328,031,596,521.06
  5. Step 5: Solve for x
    x = 328,031,596,521.06/804,525.80
  6. Step 6: Final answer
    x = 407,732.85

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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.