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Finding the Fourth Proportional to 373.04, 559.22 and 342.29

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Solution

The fourth proportional to 373.04, 559.22 and 342.29 is: 513.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.04 : 559.22 = 342.29 : x
  2. Step 2: Convert to fraction form
    373.04/559.22 = 342.29/x
  3. Step 3: Cross multiply
    373.04x = 559.22 × 342.29
  4. Step 4: Simplify right side
    373.04x = 191,410.91
  5. Step 5: Solve for x
    x = 191,410.91/373.04
  6. Step 6: Final answer
    x = 513.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.