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Finding the Fourth Proportional to 496,840.91, 745,273.58 and 181,297.71

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Solution

The fourth proportional to 496,840.91, 745,273.58 and 181,297.71 is: 271,951.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,840.91 : 745,273.58 = 181,297.71 : x
  2. Step 2: Convert to fraction form
    496,840.91/745,273.58 = 181,297.71/x
  3. Step 3: Cross multiply
    496,840.91x = 745,273.58 × 181,297.71
  4. Step 4: Simplify right side
    496,840.91x = 135,116,392,471.01
  5. Step 5: Solve for x
    x = 135,116,392,471.01/496,840.91
  6. Step 6: Final answer
    x = 271,951.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.