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Finding the Fourth Proportional to 618.12, 926.04 and 536.04

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Solution

The fourth proportional to 618.12, 926.04 and 536.04 is: 803.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    618.12 : 926.04 = 536.04 : x
  2. Step 2: Convert to fraction form
    618.12/926.04 = 536.04/x
  3. Step 3: Cross multiply
    618.12x = 926.04 × 536.04
  4. Step 4: Simplify right side
    618.12x = 496,394.48
  5. Step 5: Solve for x
    x = 496,394.48/618.12
  6. Step 6: Final answer
    x = 803.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.