Home / 382,865.13-527,787.29-245,028.85

Finding the Fourth Proportional to 382,865.13, 527,787.29 and 245,028.85

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Solution

The fourth proportional to 382,865.13, 527,787.29 and 245,028.85 is: 337,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,865.13 : 527,787.29 = 245,028.85 : x
  2. Step 2: Convert to fraction form
    382,865.13/527,787.29 = 245,028.85/x
  3. Step 3: Cross multiply
    382,865.13x = 527,787.29 × 245,028.85
  4. Step 4: Simplify right side
    382,865.13x = 129,323,112,006.42
  5. Step 5: Solve for x
    x = 129,323,112,006.42/382,865.13
  6. Step 6: Final answer
    x = 337,777.20

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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.