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Finding the Fourth Proportional to 544,044.60, 816,182.10 and 164,934.20

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Solution

The fourth proportional to 544,044.60, 816,182.10 and 164,934.20 is: 247,436.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,044.60 : 816,182.10 = 164,934.20 : x
  2. Step 2: Convert to fraction form
    544,044.60/816,182.10 = 164,934.20/x
  3. Step 3: Cross multiply
    544,044.60x = 816,182.10 × 164,934.20
  4. Step 4: Simplify right side
    544,044.60x = 134,616,341,717.82
  5. Step 5: Solve for x
    x = 134,616,341,717.82/544,044.60
  6. Step 6: Final answer
    x = 247,436.22

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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.