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Finding the Fourth Proportional to 610.74, 916.11 and 367.33

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Solution

The fourth proportional to 610.74, 916.11 and 367.33 is: 551.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.74 : 916.11 = 367.33 : x
  2. Step 2: Convert to fraction form
    610.74/916.11 = 367.33/x
  3. Step 3: Cross multiply
    610.74x = 916.11 × 367.33
  4. Step 4: Simplify right side
    610.74x = 336,514.69
  5. Step 5: Solve for x
    x = 336,514.69/610.74
  6. Step 6: Final answer
    x = 551.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.