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Finding the Fourth Proportional to 373.51, 512.44 and 363.93

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Solution

The fourth proportional to 373.51, 512.44 and 363.93 is: 499.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.51 : 512.44 = 363.93 : x
  2. Step 2: Convert to fraction form
    373.51/512.44 = 363.93/x
  3. Step 3: Cross multiply
    373.51x = 512.44 × 363.93
  4. Step 4: Simplify right side
    373.51x = 186,492.29
  5. Step 5: Solve for x
    x = 186,492.29/373.51
  6. Step 6: Final answer
    x = 499.30

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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.