Home / 333,896.23-501,008.78-156,372.58

Finding the Fourth Proportional to 333,896.23, 501,008.78 and 156,372.58

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Solution

The fourth proportional to 333,896.23, 501,008.78 and 156,372.58 is: 234,635.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,896.23 : 501,008.78 = 156,372.58 : x
  2. Step 2: Convert to fraction form
    333,896.23/501,008.78 = 156,372.58/x
  3. Step 3: Cross multiply
    333,896.23x = 501,008.78 × 156,372.58
  4. Step 4: Simplify right side
    333,896.23x = 78,344,035,531.25
  5. Step 5: Solve for x
    x = 78,344,035,531.25/333,896.23
  6. Step 6: Final answer
    x = 234,635.88

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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.