Home / 345,945.44-477,393.89-202,800.83

Finding the Fourth Proportional to 345,945.44, 477,393.89 and 202,800.83

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Solution

The fourth proportional to 345,945.44, 477,393.89 and 202,800.83 is: 279,858.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,945.44 : 477,393.89 = 202,800.83 : x
  2. Step 2: Convert to fraction form
    345,945.44/477,393.89 = 202,800.83/x
  3. Step 3: Cross multiply
    345,945.44x = 477,393.89 × 202,800.83
  4. Step 4: Simplify right side
    345,945.44x = 96,815,873,727.96
  5. Step 5: Solve for x
    x = 96,815,873,727.96/345,945.44
  6. Step 6: Final answer
    x = 279,858.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.