Home / 728,898.68-1,093,680.33-374,162.02

Finding the Fourth Proportional to 728,898.68, 1,093,680.33 and 374,162.02

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Solution

The fourth proportional to 728,898.68, 1,093,680.33 and 374,162.02 is: 561,413.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,898.68 : 1,093,680.33 = 374,162.02 : x
  2. Step 2: Convert to fraction form
    728,898.68/1,093,680.33 = 374,162.02/x
  3. Step 3: Cross multiply
    728,898.68x = 1,093,680.33 × 374,162.02
  4. Step 4: Simplify right side
    728,898.68x = 409,213,637,369.76
  5. Step 5: Solve for x
    x = 409,213,637,369.76/728,898.68
  6. Step 6: Final answer
    x = 561,413.61

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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.