Home / 382,654.26-528,067.68-210,592.04

Finding the Fourth Proportional to 382,654.26, 528,067.68 and 210,592.04

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Solution

The fourth proportional to 382,654.26, 528,067.68 and 210,592.04 is: 290,619.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,654.26 : 528,067.68 = 210,592.04 : x
  2. Step 2: Convert to fraction form
    382,654.26/528,067.68 = 210,592.04/x
  3. Step 3: Cross multiply
    382,654.26x = 528,067.68 × 210,592.04
  4. Step 4: Simplify right side
    382,654.26x = 111,206,847,348.93
  5. Step 5: Solve for x
    x = 111,206,847,348.93/382,654.26
  6. Step 6: Final answer
    x = 290,619.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.