Home / 735,845.60-1,102,893.60-660,612.80

Finding the Fourth Proportional to 735,845.60, 1,102,893.60 and 660,612.80

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Solution

The fourth proportional to 735,845.60, 1,102,893.60 and 660,612.80 is: 990,133.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,845.60 : 1,102,893.60 = 660,612.80 : x
  2. Step 2: Convert to fraction form
    735,845.60/1,102,893.60 = 660,612.80/x
  3. Step 3: Cross multiply
    735,845.60x = 1,102,893.60 × 660,612.80
  4. Step 4: Simplify right side
    735,845.60x = 728,585,629,198.08
  5. Step 5: Solve for x
    x = 728,585,629,198.08/735,845.60
  6. Step 6: Final answer
    x = 990,133.84

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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.