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Finding the Fourth Proportional to 522.02, 783 and 175.32

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Solution

The fourth proportional to 522.02, 783 and 175.32 is: 262.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    522.02 : 783 = 175.32 : x
  2. Step 2: Convert to fraction form
    522.02/783 = 175.32/x
  3. Step 3: Cross multiply
    522.02x = 783 × 175.32
  4. Step 4: Simplify right side
    522.02x = 137,275.56
  5. Step 5: Solve for x
    x = 137,275.56/522.02
  6. Step 6: Final answer
    x = 262.97

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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.