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Finding the Fourth Proportional to 373.24, 562.44 and 336.72

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Solution

The fourth proportional to 373.24, 562.44 and 336.72 is: 507.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.24 : 562.44 = 336.72 : x
  2. Step 2: Convert to fraction form
    373.24/562.44 = 336.72/x
  3. Step 3: Cross multiply
    373.24x = 562.44 × 336.72
  4. Step 4: Simplify right side
    373.24x = 189,388.17
  5. Step 5: Solve for x
    x = 189,388.17/373.24
  6. Step 6: Final answer
    x = 507.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.