Home / 335,945.70-503,918.55-125,556.30

Finding the Fourth Proportional to 335,945.70, 503,918.55 and 125,556.30

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Solution

The fourth proportional to 335,945.70, 503,918.55 and 125,556.30 is: 188,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,945.70 : 503,918.55 = 125,556.30 : x
  2. Step 2: Convert to fraction form
    335,945.70/503,918.55 = 125,556.30/x
  3. Step 3: Cross multiply
    335,945.70x = 503,918.55 × 125,556.30
  4. Step 4: Simplify right side
    335,945.70x = 63,270,148,639.37
  5. Step 5: Solve for x
    x = 63,270,148,639.37/335,945.70
  6. Step 6: Final answer
    x = 188,334.45

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Similar ratio
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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.