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Finding the Fourth Proportional to 262,275.49, 361,949.07 and 160,288.39

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Solution

The fourth proportional to 262,275.49, 361,949.07 and 160,288.39 is: 221,203.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,275.49 : 361,949.07 = 160,288.39 : x
  2. Step 2: Convert to fraction form
    262,275.49/361,949.07 = 160,288.39/x
  3. Step 3: Cross multiply
    262,275.49x = 361,949.07 × 160,288.39
  4. Step 4: Simplify right side
    262,275.49x = 58,016,233,692.30
  5. Step 5: Solve for x
    x = 58,016,233,692.30/262,275.49
  6. Step 6: Final answer
    x = 221,203.41

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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.