Home / 804,559.03-1,206,837.49-205,520.65

Finding the Fourth Proportional to 804,559.03, 1,206,837.49 and 205,520.65

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Solution

The fourth proportional to 804,559.03, 1,206,837.49 and 205,520.65 is: 308,280.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,559.03 : 1,206,837.49 = 205,520.65 : x
  2. Step 2: Convert to fraction form
    804,559.03/1,206,837.49 = 205,520.65/x
  3. Step 3: Cross multiply
    804,559.03x = 1,206,837.49 × 205,520.65
  4. Step 4: Simplify right side
    804,559.03x = 248,030,025,389.17
  5. Step 5: Solve for x
    x = 248,030,025,389.17/804,559.03
  6. Step 6: Final answer
    x = 308,280.71

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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.