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Finding the Fourth Proportional to 374.67, 558.84 and 363.12

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Solution

The fourth proportional to 374.67, 558.84 and 363.12 is: 541.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.67 : 558.84 = 363.12 : x
  2. Step 2: Convert to fraction form
    374.67/558.84 = 363.12/x
  3. Step 3: Cross multiply
    374.67x = 558.84 × 363.12
  4. Step 4: Simplify right side
    374.67x = 202,925.98
  5. Step 5: Solve for x
    x = 202,925.98/374.67
  6. Step 6: Final answer
    x = 541.61

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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.