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Finding the Fourth Proportional to 374.65, 559.14 and 364.93

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Solution

The fourth proportional to 374.65, 559.14 and 364.93 is: 544.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.65 : 559.14 = 364.93 : x
  2. Step 2: Convert to fraction form
    374.65/559.14 = 364.93/x
  3. Step 3: Cross multiply
    374.65x = 559.14 × 364.93
  4. Step 4: Simplify right side
    374.65x = 204,046.96
  5. Step 5: Solve for x
    x = 204,046.96/374.65
  6. Step 6: Final answer
    x = 544.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.