Home / 800,944.24-1,105,258.08-438,367.36

Finding the Fourth Proportional to 800,944.24, 1,105,258.08 and 438,367.36

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Solution

The fourth proportional to 800,944.24, 1,105,258.08 and 438,367.36 is: 604,922.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,944.24 : 1,105,258.08 = 438,367.36 : x
  2. Step 2: Convert to fraction form
    800,944.24/1,105,258.08 = 438,367.36/x
  3. Step 3: Cross multiply
    800,944.24x = 1,105,258.08 × 438,367.36
  4. Step 4: Simplify right side
    800,944.24x = 484,509,066,648.27
  5. Step 5: Solve for x
    x = 484,509,066,648.27/800,944.24
  6. Step 6: Final answer
    x = 604,922.34

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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.