Home / 301,845.78-416,549.15-165,890.92

Finding the Fourth Proportional to 301,845.78, 416,549.15 and 165,890.92

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Solution

The fourth proportional to 301,845.78, 416,549.15 and 165,890.92 is: 228,930.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,845.78 : 416,549.15 = 165,890.92 : x
  2. Step 2: Convert to fraction form
    301,845.78/416,549.15 = 165,890.92/x
  3. Step 3: Cross multiply
    301,845.78x = 416,549.15 × 165,890.92
  4. Step 4: Simplify right side
    301,845.78x = 69,101,723,174.82
  5. Step 5: Solve for x
    x = 69,101,723,174.82/301,845.78
  6. Step 6: Final answer
    x = 228,930.56

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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.