Home / 839,629.97-1,259,520.59-271,024.55

Finding the Fourth Proportional to 839,629.97, 1,259,520.59 and 271,024.55

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Solution

The fourth proportional to 839,629.97, 1,259,520.59 and 271,024.55 is: 406,561.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,629.97 : 1,259,520.59 = 271,024.55 : x
  2. Step 2: Convert to fraction form
    839,629.97/1,259,520.59 = 271,024.55/x
  3. Step 3: Cross multiply
    839,629.97x = 1,259,520.59 × 271,024.55
  4. Step 4: Simplify right side
    839,629.97x = 341,361,004,946.85
  5. Step 5: Solve for x
    x = 341,361,004,946.85/839,629.97
  6. Step 6: Final answer
    x = 406,561.24

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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.