Home / 701,945.94-968,682.48-379,655.28

Finding the Fourth Proportional to 701,945.94, 968,682.48 and 379,655.28

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Solution

The fourth proportional to 701,945.94, 968,682.48 and 379,655.28 is: 523,922.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,945.94 : 968,682.48 = 379,655.28 : x
  2. Step 2: Convert to fraction form
    701,945.94/968,682.48 = 379,655.28/x
  3. Step 3: Cross multiply
    701,945.94x = 968,682.48 × 379,655.28
  4. Step 4: Simplify right side
    701,945.94x = 367,765,418,175.49
  5. Step 5: Solve for x
    x = 367,765,418,175.49/701,945.94
  6. Step 6: Final answer
    x = 523,922.71

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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.