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Finding the Fourth Proportional to 530.06, 795.09 and 164.85

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Solution

The fourth proportional to 530.06, 795.09 and 164.85 is: 247.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.06 : 795.09 = 164.85 : x
  2. Step 2: Convert to fraction form
    530.06/795.09 = 164.85/x
  3. Step 3: Cross multiply
    530.06x = 795.09 × 164.85
  4. Step 4: Simplify right side
    530.06x = 131,068.88
  5. Step 5: Solve for x
    x = 131,068.88/530.06
  6. Step 6: Final answer
    x = 247.27

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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.