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Finding the Fourth Proportional to 265,366.36, 366,201.94 and 150,644

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Solution

The fourth proportional to 265,366.36, 366,201.94 and 150,644 is: 207,886.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,366.36 : 366,201.94 = 150,644 : x
  2. Step 2: Convert to fraction form
    265,366.36/366,201.94 = 150,644/x
  3. Step 3: Cross multiply
    265,366.36x = 366,201.94 × 150,644
  4. Step 4: Simplify right side
    265,366.36x = 55,166,125,049.36
  5. Step 5: Solve for x
    x = 55,166,125,049.36/265,366.36
  6. Step 6: Final answer
    x = 207,886.66

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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.