Home / 301,747.91-416,414.94-165,784.68

Finding the Fourth Proportional to 301,747.91, 416,414.94 and 165,784.68

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Solution

The fourth proportional to 301,747.91, 416,414.94 and 165,784.68 is: 228,784.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,747.91 : 416,414.94 = 165,784.68 : x
  2. Step 2: Convert to fraction form
    301,747.91/416,414.94 = 165,784.68/x
  3. Step 3: Cross multiply
    301,747.91x = 416,414.94 × 165,784.68
  4. Step 4: Simplify right side
    301,747.91x = 69,035,217,575.12
  5. Step 5: Solve for x
    x = 69,035,217,575.12/301,747.91
  6. Step 6: Final answer
    x = 228,784.41

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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.