Home / 320,137.13-441,814.45-182,321.92

Finding the Fourth Proportional to 320,137.13, 441,814.45 and 182,321.92

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Solution

The fourth proportional to 320,137.13, 441,814.45 and 182,321.92 is: 251,618.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,137.13 : 441,814.45 = 182,321.92 : x
  2. Step 2: Convert to fraction form
    320,137.13/441,814.45 = 182,321.92/x
  3. Step 3: Cross multiply
    320,137.13x = 441,814.45 × 182,321.92
  4. Step 4: Simplify right side
    320,137.13x = 80,552,458,807.74
  5. Step 5: Solve for x
    x = 80,552,458,807.74/320,137.13
  6. Step 6: Final answer
    x = 251,618.61

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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.