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Finding the Fourth Proportional to 370.68, 551.15 and 367.02

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Solution

The fourth proportional to 370.68, 551.15 and 367.02 is: 545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.68 : 551.15 = 367.02 : x
  2. Step 2: Convert to fraction form
    370.68/551.15 = 367.02/x
  3. Step 3: Cross multiply
    370.68x = 551.15 × 367.02
  4. Step 4: Simplify right side
    370.68x = 202,281.24
  5. Step 5: Solve for x
    x = 202,281.24/370.68
  6. Step 6: Final answer
    x = 545.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.