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Finding the Fourth Proportional to 617.88, 850.14 and 600.63

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Solution

The fourth proportional to 617.88, 850.14 and 600.63 is: 826.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.88 : 850.14 = 600.63 : x
  2. Step 2: Convert to fraction form
    617.88/850.14 = 600.63/x
  3. Step 3: Cross multiply
    617.88x = 850.14 × 600.63
  4. Step 4: Simplify right side
    617.88x = 510,619.59
  5. Step 5: Solve for x
    x = 510,619.59/617.88
  6. Step 6: Final answer
    x = 826.41

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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.