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Finding the Fourth Proportional to 382,858.76, 574,416.02 and 169,597.70

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Solution

The fourth proportional to 382,858.76, 574,416.02 and 169,597.70 is: 254,453.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,858.76 : 574,416.02 = 169,597.70 : x
  2. Step 2: Convert to fraction form
    382,858.76/574,416.02 = 169,597.70/x
  3. Step 3: Cross multiply
    382,858.76x = 574,416.02 × 169,597.70
  4. Step 4: Simplify right side
    382,858.76x = 97,419,635,835.15
  5. Step 5: Solve for x
    x = 97,419,635,835.15/382,858.76
  6. Step 6: Final answer
    x = 254,453.20

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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.