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Finding the Fourth Proportional to 370.02, 551.63 and 352.74

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Solution

The fourth proportional to 370.02, 551.63 and 352.74 is: 525.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.02 : 551.63 = 352.74 : x
  2. Step 2: Convert to fraction form
    370.02/551.63 = 352.74/x
  3. Step 3: Cross multiply
    370.02x = 551.63 × 352.74
  4. Step 4: Simplify right side
    370.02x = 194,581.97
  5. Step 5: Solve for x
    x = 194,581.97/370.02
  6. Step 6: Final answer
    x = 525.87

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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.