Home / 382,768.64-527,673.18-269,239.04

Finding the Fourth Proportional to 382,768.64, 527,673.18 and 269,239.04

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Solution

The fourth proportional to 382,768.64, 527,673.18 and 269,239.04 is: 371,164.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,768.64 : 527,673.18 = 269,239.04 : x
  2. Step 2: Convert to fraction form
    382,768.64/527,673.18 = 269,239.04/x
  3. Step 3: Cross multiply
    382,768.64x = 527,673.18 × 269,239.04
  4. Step 4: Simplify right side
    382,768.64x = 142,070,220,416.95
  5. Step 5: Solve for x
    x = 142,070,220,416.95/382,768.64
  6. Step 6: Final answer
    x = 371,164.73

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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.