Home / 346,028.68-477,521.22-202,789.72

Finding the Fourth Proportional to 346,028.68, 477,521.22 and 202,789.72

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Solution

The fourth proportional to 346,028.68, 477,521.22 and 202,789.72 is: 279,850.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,028.68 : 477,521.22 = 202,789.72 : x
  2. Step 2: Convert to fraction form
    346,028.68/477,521.22 = 202,789.72/x
  3. Step 3: Cross multiply
    346,028.68x = 477,521.22 × 202,789.72
  4. Step 4: Simplify right side
    346,028.68x = 96,836,394,497.86
  5. Step 5: Solve for x
    x = 96,836,394,497.86/346,028.68
  6. Step 6: Final answer
    x = 279,850.78

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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.