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Finding the Fourth Proportional to 373.23, 559.44 and 210.83

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Solution

The fourth proportional to 373.23, 559.44 and 210.83 is: 316.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.23 : 559.44 = 210.83 : x
  2. Step 2: Convert to fraction form
    373.23/559.44 = 210.83/x
  3. Step 3: Cross multiply
    373.23x = 559.44 × 210.83
  4. Step 4: Simplify right side
    373.23x = 117,943.94
  5. Step 5: Solve for x
    x = 117,943.94/373.23
  6. Step 6: Final answer
    x = 316.01

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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.