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Finding the Fourth Proportional to 483,377.97, 667,066.16 and 265,591.22

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Solution

The fourth proportional to 483,377.97, 667,066.16 and 265,591.22 is: 366,518.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,377.97 : 667,066.16 = 265,591.22 : x
  2. Step 2: Convert to fraction form
    483,377.97/667,066.16 = 265,591.22/x
  3. Step 3: Cross multiply
    483,377.97x = 667,066.16 × 265,591.22
  4. Step 4: Simplify right side
    483,377.97x = 177,166,914,749.41
  5. Step 5: Solve for x
    x = 177,166,914,749.41/483,377.97
  6. Step 6: Final answer
    x = 366,518.39

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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.