Home / 335,945.20-503,917.80-125,555.80

Finding the Fourth Proportional to 335,945.20, 503,917.80 and 125,555.80

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Solution

The fourth proportional to 335,945.20, 503,917.80 and 125,555.80 is: 188,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,945.20 : 503,917.80 = 125,555.80 : x
  2. Step 2: Convert to fraction form
    335,945.20/503,917.80 = 125,555.80/x
  3. Step 3: Cross multiply
    335,945.20x = 503,917.80 × 125,555.80
  4. Step 4: Simplify right side
    335,945.20x = 63,269,802,513.24
  5. Step 5: Solve for x
    x = 63,269,802,513.24/335,945.20
  6. Step 6: Final answer
    x = 188,333.70

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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.