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Finding the Fourth Proportional to 379,173.82, 568,864.63 and 165,903.07

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Solution

The fourth proportional to 379,173.82, 568,864.63 and 165,903.07 is: 248,900.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,173.82 : 568,864.63 = 165,903.07 : x
  2. Step 2: Convert to fraction form
    379,173.82/568,864.63 = 165,903.07/x
  3. Step 3: Cross multiply
    379,173.82x = 568,864.63 × 165,903.07
  4. Step 4: Simplify right side
    379,173.82x = 94,376,385,272.33
  5. Step 5: Solve for x
    x = 94,376,385,272.33/379,173.82
  6. Step 6: Final answer
    x = 248,900.06

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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.