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Finding the Fourth Proportional to 333,701.10, 500,449.40 and 120,442.97

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Solution

The fourth proportional to 333,701.10, 500,449.40 and 120,442.97 is: 180,627.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,701.10 : 500,449.40 = 120,442.97 : x
  2. Step 2: Convert to fraction form
    333,701.10/500,449.40 = 120,442.97/x
  3. Step 3: Cross multiply
    333,701.10x = 500,449.40 × 120,442.97
  4. Step 4: Simplify right side
    333,701.10x = 60,275,608,966.26
  5. Step 5: Solve for x
    x = 60,275,608,966.26/333,701.10
  6. Step 6: Final answer
    x = 180,627.54

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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.