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Finding the Fourth Proportional to 555.36, 833.52 and 363.12

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Solution

The fourth proportional to 555.36, 833.52 and 363.12 is: 544.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    555.36 : 833.52 = 363.12 : x
  2. Step 2: Convert to fraction form
    555.36/833.52 = 363.12/x
  3. Step 3: Cross multiply
    555.36x = 833.52 × 363.12
  4. Step 4: Simplify right side
    555.36x = 302,667.78
  5. Step 5: Solve for x
    x = 302,667.78/555.36
  6. Step 6: Final answer
    x = 544.99

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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.