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Finding the Fourth Proportional to 303,317.91, 454,543.32 and 222,723.53

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Solution

The fourth proportional to 303,317.91, 454,543.32 and 222,723.53 is: 333,766.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,317.91 : 454,543.32 = 222,723.53 : x
  2. Step 2: Convert to fraction form
    303,317.91/454,543.32 = 222,723.53/x
  3. Step 3: Cross multiply
    303,317.91x = 454,543.32 × 222,723.53
  4. Step 4: Simplify right side
    303,317.91x = 101,237,490,495.60
  5. Step 5: Solve for x
    x = 101,237,490,495.60/303,317.91
  6. Step 6: Final answer
    x = 333,766.94

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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.