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Finding the Fourth Proportional to 544,861.48, 751,894.50 and 303,144.52

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Solution

The fourth proportional to 544,861.48, 751,894.50 and 303,144.52 is: 418,331.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,861.48 : 751,894.50 = 303,144.52 : x
  2. Step 2: Convert to fraction form
    544,861.48/751,894.50 = 303,144.52/x
  3. Step 3: Cross multiply
    544,861.48x = 751,894.50 × 303,144.52
  4. Step 4: Simplify right side
    544,861.48x = 227,932,697,293.14
  5. Step 5: Solve for x
    x = 227,932,697,293.14/544,861.48
  6. Step 6: Final answer
    x = 418,331.46

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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.