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Finding the Fourth Proportional to 263,382.86, 363,405.11 and 160,014.98

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Solution

The fourth proportional to 263,382.86, 363,405.11 and 160,014.98 is: 220,782.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,382.86 : 363,405.11 = 160,014.98 : x
  2. Step 2: Convert to fraction form
    263,382.86/363,405.11 = 160,014.98/x
  3. Step 3: Cross multiply
    263,382.86x = 363,405.11 × 160,014.98
  4. Step 4: Simplify right side
    263,382.86x = 58,150,261,408.55
  5. Step 5: Solve for x
    x = 58,150,261,408.55/263,382.86
  6. Step 6: Final answer
    x = 220,782.25

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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.