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Finding the Fourth Proportional to 675.83, 1,014.02 and 367.31

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Solution

The fourth proportional to 675.83, 1,014.02 and 367.31 is: 551.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.83 : 1,014.02 = 367.31 : x
  2. Step 2: Convert to fraction form
    675.83/1,014.02 = 367.31/x
  3. Step 3: Cross multiply
    675.83x = 1,014.02 × 367.31
  4. Step 4: Simplify right side
    675.83x = 372,459.69
  5. Step 5: Solve for x
    x = 372,459.69/675.83
  6. Step 6: Final answer
    x = 551.11

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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.