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Finding the Fourth Proportional to 474,839.01, 655,340.22 and 270,843.21

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Solution

The fourth proportional to 474,839.01, 655,340.22 and 270,843.21 is: 373,799.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,839.01 : 655,340.22 = 270,843.21 : x
  2. Step 2: Convert to fraction form
    474,839.01/655,340.22 = 270,843.21/x
  3. Step 3: Cross multiply
    474,839.01x = 655,340.22 × 270,843.21
  4. Step 4: Simplify right side
    474,839.01x = 177,494,448,826.91
  5. Step 5: Solve for x
    x = 177,494,448,826.91/474,839.01
  6. Step 6: Final answer
    x = 373,799.21

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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.