Home / 482,975.92-666,493.68-268,110.48

Finding the Fourth Proportional to 482,975.92, 666,493.68 and 268,110.48

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Solution

The fourth proportional to 482,975.92, 666,493.68 and 268,110.48 is: 369,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,975.92 : 666,493.68 = 268,110.48 : x
  2. Step 2: Convert to fraction form
    482,975.92/666,493.68 = 268,110.48/x
  3. Step 3: Cross multiply
    482,975.92x = 666,493.68 × 268,110.48
  4. Step 4: Simplify right side
    482,975.92x = 178,693,940,461.77
  5. Step 5: Solve for x
    x = 178,693,940,461.77/482,975.92
  6. Step 6: Final answer
    x = 369,985.20

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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.