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Finding the Fourth Proportional to 260,922.98, 360,008.88 and 165,394.82

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Solution

The fourth proportional to 260,922.98, 360,008.88 and 165,394.82 is: 228,203.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,922.98 : 360,008.88 = 165,394.82 : x
  2. Step 2: Convert to fraction form
    260,922.98/360,008.88 = 165,394.82/x
  3. Step 3: Cross multiply
    260,922.98x = 360,008.88 × 165,394.82
  4. Step 4: Simplify right side
    260,922.98x = 59,543,603,906.00
  5. Step 5: Solve for x
    x = 59,543,603,906.00/260,922.98
  6. Step 6: Final answer
    x = 228,203.76

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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.