Home / 804,554.30-1,206,475.05-271,930.70

Finding the Fourth Proportional to 804,554.30, 1,206,475.05 and 271,930.70

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Solution

The fourth proportional to 804,554.30, 1,206,475.05 and 271,930.70 is: 407,775.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,554.30 : 1,206,475.05 = 271,930.70 : x
  2. Step 2: Convert to fraction form
    804,554.30/1,206,475.05 = 271,930.70/x
  3. Step 3: Cross multiply
    804,554.30x = 1,206,475.05 × 271,930.70
  4. Step 4: Simplify right side
    804,554.30x = 328,077,604,879.04
  5. Step 5: Solve for x
    x = 328,077,604,879.04/804,554.30
  6. Step 6: Final answer
    x = 407,775.59

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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.