Home / 397,868.34-596,808.83-221,496.36

Finding the Fourth Proportional to 397,868.34, 596,808.83 and 221,496.36

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Solution

The fourth proportional to 397,868.34, 596,808.83 and 221,496.36 is: 332,248.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,868.34 : 596,808.83 = 221,496.36 : x
  2. Step 2: Convert to fraction form
    397,868.34/596,808.83 = 221,496.36/x
  3. Step 3: Cross multiply
    397,868.34x = 596,808.83 × 221,496.36
  4. Step 4: Simplify right side
    397,868.34x = 132,190,982,353.38
  5. Step 5: Solve for x
    x = 132,190,982,353.38/397,868.34
  6. Step 6: Final answer
    x = 332,248.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.