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Finding the Fourth Proportional to 496,840.51, 745,273.01 and 181,297.31

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Solution

The fourth proportional to 496,840.51, 745,273.01 and 181,297.31 is: 271,950.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,840.51 : 745,273.01 = 181,297.31 : x
  2. Step 2: Convert to fraction form
    496,840.51/745,273.01 = 181,297.31/x
  3. Step 3: Cross multiply
    496,840.51x = 745,273.01 × 181,297.31
  4. Step 4: Simplify right side
    496,840.51x = 135,115,994,245.03
  5. Step 5: Solve for x
    x = 135,115,994,245.03/496,840.51
  6. Step 6: Final answer
    x = 271,950.44

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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.