Home / 800,660.25-1,104,906.60-438,077.52

Finding the Fourth Proportional to 800,660.25, 1,104,906.60 and 438,077.52

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Solution

The fourth proportional to 800,660.25, 1,104,906.60 and 438,077.52 is: 604,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,660.25 : 1,104,906.60 = 438,077.52 : x
  2. Step 2: Convert to fraction form
    800,660.25/1,104,906.60 = 438,077.52/x
  3. Step 3: Cross multiply
    800,660.25x = 1,104,906.60 × 438,077.52
  4. Step 4: Simplify right side
    800,660.25x = 484,034,743,159.63
  5. Step 5: Solve for x
    x = 484,034,743,159.63/800,660.25
  6. Step 6: Final answer
    x = 604,544.49

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1.5x scale

Why These Related Problems?

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