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Finding the Fourth Proportional to 522.08, 783.24 and 175.39

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Solution

The fourth proportional to 522.08, 783.24 and 175.39 is: 263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    522.08 : 783.24 = 175.39 : x
  2. Step 2: Convert to fraction form
    522.08/783.24 = 175.39/x
  3. Step 3: Cross multiply
    522.08x = 783.24 × 175.39
  4. Step 4: Simplify right side
    522.08x = 137,373.53
  5. Step 5: Solve for x
    x = 137,373.53/522.08
  6. Step 6: Final answer
    x = 263.13

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Double scale
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Similar ratio
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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.