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Finding the Fourth Proportional to 333,588.12, 500,388.24 and 120,372.02

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Solution

The fourth proportional to 333,588.12, 500,388.24 and 120,372.02 is: 180,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,588.12 : 500,388.24 = 120,372.02 : x
  2. Step 2: Convert to fraction form
    333,588.12/500,388.24 = 120,372.02/x
  3. Step 3: Cross multiply
    333,588.12x = 500,388.24 × 120,372.02
  4. Step 4: Simplify right side
    333,588.12x = 60,232,743,233.04
  5. Step 5: Solve for x
    x = 60,232,743,233.04/333,588.12
  6. Step 6: Final answer
    x = 180,560.22

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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.