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Finding the Fourth Proportional to 616.03, 850.13 and 350.47

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Solution

The fourth proportional to 616.03, 850.13 and 350.47 is: 483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.03 : 850.13 = 350.47 : x
  2. Step 2: Convert to fraction form
    616.03/850.13 = 350.47/x
  3. Step 3: Cross multiply
    616.03x = 850.13 × 350.47
  4. Step 4: Simplify right side
    616.03x = 297,941.84
  5. Step 5: Solve for x
    x = 297,941.84/616.03
  6. Step 6: Final answer
    x = 483.65

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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.