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Finding the Fourth Proportional to 614.98, 848.88 and 366.38

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Solution

The fourth proportional to 614.98, 848.88 and 366.38 is: 505.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    614.98 : 848.88 = 366.38 : x
  2. Step 2: Convert to fraction form
    614.98/848.88 = 366.38/x
  3. Step 3: Cross multiply
    614.98x = 848.88 × 366.38
  4. Step 4: Simplify right side
    614.98x = 311,012.65
  5. Step 5: Solve for x
    x = 311,012.65/614.98
  6. Step 6: Final answer
    x = 505.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.