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Finding the Fourth Proportional to 500,850.72, 751,265.10 and 121,773.51

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Solution

The fourth proportional to 500,850.72, 751,265.10 and 121,773.51 is: 182,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,850.72 : 751,265.10 = 121,773.51 : x
  2. Step 2: Convert to fraction form
    500,850.72/751,265.10 = 121,773.51/x
  3. Step 3: Cross multiply
    500,850.72x = 751,265.10 × 121,773.51
  4. Step 4: Simplify right side
    500,850.72x = 91,484,188,167.50
  5. Step 5: Solve for x
    x = 91,484,188,167.50/500,850.72
  6. Step 6: Final answer
    x = 182,657.60

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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.