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Finding the Fourth Proportional to 544,314.68, 751,179.89 and 302,601.28

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Solution

The fourth proportional to 544,314.68, 751,179.89 and 302,601.28 is: 417,604.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,314.68 : 751,179.89 = 302,601.28 : x
  2. Step 2: Convert to fraction form
    544,314.68/751,179.89 = 302,601.28/x
  3. Step 3: Cross multiply
    544,314.68x = 751,179.89 × 302,601.28
  4. Step 4: Simplify right side
    544,314.68x = 227,307,998,858.71
  5. Step 5: Solve for x
    x = 227,307,998,858.71/544,314.68
  6. Step 6: Final answer
    x = 417,604.02

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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.