Home / 548,941.44-822,990.02-278,847.64

Finding the Fourth Proportional to 548,941.44, 822,990.02 and 278,847.64

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Solution

The fourth proportional to 548,941.44, 822,990.02 and 278,847.64 is: 418,057.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,941.44 : 822,990.02 = 278,847.64 : x
  2. Step 2: Convert to fraction form
    548,941.44/822,990.02 = 278,847.64/x
  3. Step 3: Cross multiply
    548,941.44x = 822,990.02 × 278,847.64
  4. Step 4: Simplify right side
    548,941.44x = 229,488,824,820.55
  5. Step 5: Solve for x
    x = 229,488,824,820.55/548,941.44
  6. Step 6: Final answer
    x = 418,057.02

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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.