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Finding the Fourth Proportional to 368.12, 551.77 and 296.03

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Solution

The fourth proportional to 368.12, 551.77 and 296.03 is: 443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.12 : 551.77 = 296.03 : x
  2. Step 2: Convert to fraction form
    368.12/551.77 = 296.03/x
  3. Step 3: Cross multiply
    368.12x = 551.77 × 296.03
  4. Step 4: Simplify right side
    368.12x = 163,340.47
  5. Step 5: Solve for x
    x = 163,340.47/368.12
  6. Step 6: Final answer
    x = 443.72

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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.