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Finding the Fourth Proportional to 370.93, 552.51 and 352.21

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Solution

The fourth proportional to 370.93, 552.51 and 352.21 is: 524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.93 : 552.51 = 352.21 : x
  2. Step 2: Convert to fraction form
    370.93/552.51 = 352.21/x
  3. Step 3: Cross multiply
    370.93x = 552.51 × 352.21
  4. Step 4: Simplify right side
    370.93x = 194,599.55
  5. Step 5: Solve for x
    x = 194,599.55/370.93
  6. Step 6: Final answer
    x = 524.63

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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.