Home / 804,557.03-1,206,834.49-205,518.65

Finding the Fourth Proportional to 804,557.03, 1,206,834.49 and 205,518.65

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Solution

The fourth proportional to 804,557.03, 1,206,834.49 and 205,518.65 is: 308,277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,557.03 : 1,206,834.49 = 205,518.65 : x
  2. Step 2: Convert to fraction form
    804,557.03/1,206,834.49 = 205,518.65/x
  3. Step 3: Cross multiply
    804,557.03x = 1,206,834.49 × 205,518.65
  4. Step 4: Simplify right side
    804,557.03x = 248,026,995,158.24
  5. Step 5: Solve for x
    x = 248,026,995,158.24/804,557.03
  6. Step 6: Final answer
    x = 308,277.71

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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.