Home / 804,389.42-1,206,582.96-205,350.56

Finding the Fourth Proportional to 804,389.42, 1,206,582.96 and 205,350.56

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Solution

The fourth proportional to 804,389.42, 1,206,582.96 and 205,350.56 is: 308,025.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,389.42 : 1,206,582.96 = 205,350.56 : x
  2. Step 2: Convert to fraction form
    804,389.42/1,206,582.96 = 205,350.56/x
  3. Step 3: Cross multiply
    804,389.42x = 1,206,582.96 × 205,350.56
  4. Step 4: Simplify right side
    804,389.42x = 247,772,486,522.46
  5. Step 5: Solve for x
    x = 247,772,486,522.46/804,389.42
  6. Step 6: Final answer
    x = 308,025.54

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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.