Home / 382,371.54-527,678.82-210,297.04

Finding the Fourth Proportional to 382,371.54, 527,678.82 and 210,297.04

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Solution

The fourth proportional to 382,371.54, 527,678.82 and 210,297.04 is: 290,213.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,371.54 : 527,678.82 = 210,297.04 : x
  2. Step 2: Convert to fraction form
    382,371.54/527,678.82 = 210,297.04/x
  3. Step 3: Cross multiply
    382,371.54x = 527,678.82 × 210,297.04
  4. Step 4: Simplify right side
    382,371.54x = 110,969,293,916.69
  5. Step 5: Solve for x
    x = 110,969,293,916.69/382,371.54
  6. Step 6: Final answer
    x = 290,213.27

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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.