Home / 379,834.82-569,489.79-166,500.26

Finding the Fourth Proportional to 379,834.82, 569,489.79 and 166,500.26

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Solution

The fourth proportional to 379,834.82, 569,489.79 and 166,500.26 is: 249,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,834.82 : 569,489.79 = 166,500.26 : x
  2. Step 2: Convert to fraction form
    379,834.82/569,489.79 = 166,500.26/x
  3. Step 3: Cross multiply
    379,834.82x = 569,489.79 × 166,500.26
  4. Step 4: Simplify right side
    379,834.82x = 94,820,198,102.35
  5. Step 5: Solve for x
    x = 94,820,198,102.35/379,834.82
  6. Step 6: Final answer
    x = 249,635.35

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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.