Home / 1,313,469.60-1,970,204.40-366,838.80

Finding the Fourth Proportional to 1,313,469.60, 1,970,204.40 and 366,838.80

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Solution

The fourth proportional to 1,313,469.60, 1,970,204.40 and 366,838.80 is: 550,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,469.60 : 1,970,204.40 = 366,838.80 : x
  2. Step 2: Convert to fraction form
    1,313,469.60/1,970,204.40 = 366,838.80/x
  3. Step 3: Cross multiply
    1,313,469.60x = 1,970,204.40 × 366,838.80
  4. Step 4: Simplify right side
    1,313,469.60x = 722,747,417,850.72
  5. Step 5: Solve for x
    x = 722,747,417,850.72/1,313,469.60
  6. Step 6: Final answer
    x = 550,258.20

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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.