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Finding the Fourth Proportional to 373.07, 558.86 and 178.26

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Solution

The fourth proportional to 373.07, 558.86 and 178.26 is: 267.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.07 : 558.86 = 178.26 : x
  2. Step 2: Convert to fraction form
    373.07/558.86 = 178.26/x
  3. Step 3: Cross multiply
    373.07x = 558.86 × 178.26
  4. Step 4: Simplify right side
    373.07x = 99,622.83
  5. Step 5: Solve for x
    x = 99,622.83/373.07
  6. Step 6: Final answer
    x = 267.03

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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.