Home / 845,448.95-1,268,162.62-205,753.79

Finding the Fourth Proportional to 845,448.95, 1,268,162.62 and 205,753.79

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Solution

The fourth proportional to 845,448.95, 1,268,162.62 and 205,753.79 is: 308,628.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,448.95 : 1,268,162.62 = 205,753.79 : x
  2. Step 2: Convert to fraction form
    845,448.95/1,268,162.62 = 205,753.79/x
  3. Step 3: Cross multiply
    845,448.95x = 1,268,162.62 × 205,753.79
  4. Step 4: Simplify right side
    845,448.95x = 260,929,265,401.33
  5. Step 5: Solve for x
    x = 260,929,265,401.33/845,448.95
  6. Step 6: Final answer
    x = 308,628.06

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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.