Home / 382,283.03-527,504.45-210,172.61

Finding the Fourth Proportional to 382,283.03, 527,504.45 and 210,172.61

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Solution

The fourth proportional to 382,283.03, 527,504.45 and 210,172.61 is: 290,012.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,283.03 : 527,504.45 = 210,172.61 : x
  2. Step 2: Convert to fraction form
    382,283.03/527,504.45 = 210,172.61/x
  3. Step 3: Cross multiply
    382,283.03x = 527,504.45 × 210,172.61
  4. Step 4: Simplify right side
    382,283.03x = 110,866,983,354.73
  5. Step 5: Solve for x
    x = 110,866,983,354.73/382,283.03
  6. Step 6: Final answer
    x = 290,012.83

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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.