Home / 465,811.22-642,739.39-261,833.84

Finding the Fourth Proportional to 465,811.22, 642,739.39 and 261,833.84

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Solution

The fourth proportional to 465,811.22, 642,739.39 and 261,833.84 is: 361,285.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,811.22 : 642,739.39 = 261,833.84 : x
  2. Step 2: Convert to fraction form
    465,811.22/642,739.39 = 261,833.84/x
  3. Step 3: Cross multiply
    465,811.22x = 642,739.39 × 261,833.84
  4. Step 4: Simplify right side
    465,811.22x = 168,290,922,602.96
  5. Step 5: Solve for x
    x = 168,290,922,602.96/465,811.22
  6. Step 6: Final answer
    x = 361,285.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.