Home / 726,998.22-1,090,413.90-194,560.79

Finding the Fourth Proportional to 726,998.22, 1,090,413.90 and 194,560.79

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Solution

The fourth proportional to 726,998.22, 1,090,413.90 and 194,560.79 is: 291,818.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,998.22 : 1,090,413.90 = 194,560.79 : x
  2. Step 2: Convert to fraction form
    726,998.22/1,090,413.90 = 194,560.79/x
  3. Step 3: Cross multiply
    726,998.22x = 1,090,413.90 × 194,560.79
  4. Step 4: Simplify right side
    726,998.22x = 212,151,784,358.91
  5. Step 5: Solve for x
    x = 212,151,784,358.91/726,998.22
  6. Step 6: Final answer
    x = 291,818.85

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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.