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Finding the Fourth Proportional to 373.08, 514.81 and 207.29

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Solution

The fourth proportional to 373.08, 514.81 and 207.29 is: 286.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.08 : 514.81 = 207.29 : x
  2. Step 2: Convert to fraction form
    373.08/514.81 = 207.29/x
  3. Step 3: Cross multiply
    373.08x = 514.81 × 207.29
  4. Step 4: Simplify right side
    373.08x = 106,714.58
  5. Step 5: Solve for x
    x = 106,714.58/373.08
  6. Step 6: Final answer
    x = 286.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.