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Finding the Fourth Proportional to 373.08, 514.98 and 295.80

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Solution

The fourth proportional to 373.08, 514.98 and 295.80 is: 408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.08 : 514.98 = 295.80 : x
  2. Step 2: Convert to fraction form
    373.08/514.98 = 295.80/x
  3. Step 3: Cross multiply
    373.08x = 514.98 × 295.80
  4. Step 4: Simplify right side
    373.08x = 152,331.08
  5. Step 5: Solve for x
    x = 152,331.08/373.08
  6. Step 6: Final answer
    x = 408.31

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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.