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Finding the Fourth Proportional to 264,311.64, 364,612.17 and 162,360.09

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Solution

The fourth proportional to 264,311.64, 364,612.17 and 162,360.09 is: 223,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,311.64 : 364,612.17 = 162,360.09 : x
  2. Step 2: Convert to fraction form
    264,311.64/364,612.17 = 162,360.09/x
  3. Step 3: Cross multiply
    264,311.64x = 364,612.17 × 162,360.09
  4. Step 4: Simplify right side
    264,311.64x = 59,198,464,736.30
  5. Step 5: Solve for x
    x = 59,198,464,736.30/264,311.64
  6. Step 6: Final answer
    x = 223,972.22

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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.