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Finding the Fourth Proportional to 544,248.45, 816,357.64 and 144,892.68

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Solution

The fourth proportional to 544,248.45, 816,357.64 and 144,892.68 is: 217,335.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,248.45 : 816,357.64 = 144,892.68 : x
  2. Step 2: Convert to fraction form
    544,248.45/816,357.64 = 144,892.68/x
  3. Step 3: Cross multiply
    544,248.45x = 816,357.64 × 144,892.68
  4. Step 4: Simplify right side
    544,248.45x = 118,284,245,573.61
  5. Step 5: Solve for x
    x = 118,284,245,573.61/544,248.45
  6. Step 6: Final answer
    x = 217,335.02

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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.