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Finding the Fourth Proportional to 262,277.10, 361,910.28 and 165,444.59

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Solution

The fourth proportional to 262,277.10, 361,910.28 and 165,444.59 is: 228,293.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,277.10 : 361,910.28 = 165,444.59 : x
  2. Step 2: Convert to fraction form
    262,277.10/361,910.28 = 165,444.59/x
  3. Step 3: Cross multiply
    262,277.10x = 361,910.28 × 165,444.59
  4. Step 4: Simplify right side
    262,277.10x = 59,876,099,662.16
  5. Step 5: Solve for x
    x = 59,876,099,662.16/262,277.10
  6. Step 6: Final answer
    x = 228,293.29

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1.5x scale

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.