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Finding the Fourth Proportional to 522.08, 783.14 and 175.42

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Solution

The fourth proportional to 522.08, 783.14 and 175.42 is: 263.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    522.08 : 783.14 = 175.42 : x
  2. Step 2: Convert to fraction form
    522.08/783.14 = 175.42/x
  3. Step 3: Cross multiply
    522.08x = 783.14 × 175.42
  4. Step 4: Simplify right side
    522.08x = 137,379.44
  5. Step 5: Solve for x
    x = 137,379.44/522.08
  6. Step 6: Final answer
    x = 263.14

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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.