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Finding the Fourth Proportional to 373.49, 513.02 and 362.55

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Solution

The fourth proportional to 373.49, 513.02 and 362.55 is: 497.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.49 : 513.02 = 362.55 : x
  2. Step 2: Convert to fraction form
    373.49/513.02 = 362.55/x
  3. Step 3: Cross multiply
    373.49x = 513.02 × 362.55
  4. Step 4: Simplify right side
    373.49x = 185,995.40
  5. Step 5: Solve for x
    x = 185,995.40/373.49
  6. Step 6: Final answer
    x = 497.99

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.