Home / 722,811.60-1,083,180.60-531,781.20

Finding the Fourth Proportional to 722,811.60, 1,083,180.60 and 531,781.20

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Solution

The fourth proportional to 722,811.60, 1,083,180.60 and 531,781.20 is: 796,909.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,811.60 : 1,083,180.60 = 531,781.20 : x
  2. Step 2: Convert to fraction form
    722,811.60/1,083,180.60 = 531,781.20/x
  3. Step 3: Cross multiply
    722,811.60x = 1,083,180.60 × 531,781.20
  4. Step 4: Simplify right side
    722,811.60x = 576,015,079,284.72
  5. Step 5: Solve for x
    x = 576,015,079,284.72/722,811.60
  6. Step 6: Final answer
    x = 796,909.01

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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.