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Finding the Fourth Proportional to 373.16, 559.70 and 190.69

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Solution

The fourth proportional to 373.16, 559.70 and 190.69 is: 286.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.16 : 559.70 = 190.69 : x
  2. Step 2: Convert to fraction form
    373.16/559.70 = 190.69/x
  3. Step 3: Cross multiply
    373.16x = 559.70 × 190.69
  4. Step 4: Simplify right side
    373.16x = 106,725.44
  5. Step 5: Solve for x
    x = 106,725.44/373.16
  6. Step 6: Final answer
    x = 286.00

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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.