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Finding the Fourth Proportional to 337,001.70, 505,142.90 and 168,189.60

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Solution

The fourth proportional to 337,001.70, 505,142.90 and 168,189.60 is: 252,104.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,001.70 : 505,142.90 = 168,189.60 : x
  2. Step 2: Convert to fraction form
    337,001.70/505,142.90 = 168,189.60/x
  3. Step 3: Cross multiply
    337,001.70x = 505,142.90 × 168,189.60
  4. Step 4: Simplify right side
    337,001.70x = 84,959,782,293.84
  5. Step 5: Solve for x
    x = 84,959,782,293.84/337,001.70
  6. Step 6: Final answer
    x = 252,104.91

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1.5x scale

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.