Home / 382,308.97-527,588.43-210,238.03

Finding the Fourth Proportional to 382,308.97, 527,588.43 and 210,238.03

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Solution

The fourth proportional to 382,308.97, 527,588.43 and 210,238.03 is: 290,129.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,308.97 : 527,588.43 = 210,238.03 : x
  2. Step 2: Convert to fraction form
    382,308.97/527,588.43 = 210,238.03/x
  3. Step 3: Cross multiply
    382,308.97x = 527,588.43 × 210,238.03
  4. Step 4: Simplify right side
    382,308.97x = 110,919,152,173.99
  5. Step 5: Solve for x
    x = 110,919,152,173.99/382,308.97
  6. Step 6: Final answer
    x = 290,129.61

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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.