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Finding the Fourth Proportional to 536.31, 738.90 and 370.29

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Solution

The fourth proportional to 536.31, 738.90 and 370.29 is: 510.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.31 : 738.90 = 370.29 : x
  2. Step 2: Convert to fraction form
    536.31/738.90 = 370.29/x
  3. Step 3: Cross multiply
    536.31x = 738.90 × 370.29
  4. Step 4: Simplify right side
    536.31x = 273,607.28
  5. Step 5: Solve for x
    x = 273,607.28/536.31
  6. Step 6: Final answer
    x = 510.17

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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.