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Finding the Fourth Proportional to 530.12, 795.22 and 164.94

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Solution

The fourth proportional to 530.12, 795.22 and 164.94 is: 247.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.12 : 795.22 = 164.94 : x
  2. Step 2: Convert to fraction form
    530.12/795.22 = 164.94/x
  3. Step 3: Cross multiply
    530.12x = 795.22 × 164.94
  4. Step 4: Simplify right side
    530.12x = 131,160.19
  5. Step 5: Solve for x
    x = 131,160.19/530.12
  6. Step 6: Final answer
    x = 247.42

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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.