Home / 828,792.84-1,243,189.24-548,244.48

Finding the Fourth Proportional to 828,792.84, 1,243,189.24 and 548,244.48

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Solution

The fourth proportional to 828,792.84, 1,243,189.24 and 548,244.48 is: 822,366.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,792.84 : 1,243,189.24 = 548,244.48 : x
  2. Step 2: Convert to fraction form
    828,792.84/1,243,189.24 = 548,244.48/x
  3. Step 3: Cross multiply
    828,792.84x = 1,243,189.24 × 548,244.48
  4. Step 4: Simplify right side
    828,792.84x = 681,571,638,425.40
  5. Step 5: Solve for x
    x = 681,571,638,425.40/828,792.84
  6. Step 6: Final answer
    x = 822,366.71

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1.5x scale

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.