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Finding the Fourth Proportional to 264,650.64, 397,486.56 and 226,785.74

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Solution

The fourth proportional to 264,650.64, 397,486.56 and 226,785.74 is: 340,616.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,650.64 : 397,486.56 = 226,785.74 : x
  2. Step 2: Convert to fraction form
    264,650.64/397,486.56 = 226,785.74/x
  3. Step 3: Cross multiply
    264,650.64x = 397,486.56 × 226,785.74
  4. Step 4: Simplify right side
    264,650.64x = 90,144,283,649.65
  5. Step 5: Solve for x
    x = 90,144,283,649.65/264,650.64
  6. Step 6: Final answer
    x = 340,616.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.