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Finding the Fourth Proportional to 264,297.85, 396,446.78 and 64,615.87

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Solution

The fourth proportional to 264,297.85, 396,446.78 and 64,615.87 is: 96,923.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,297.85 : 396,446.78 = 64,615.87 : x
  2. Step 2: Convert to fraction form
    264,297.85/396,446.78 = 64,615.87/x
  3. Step 3: Cross multiply
    264,297.85x = 396,446.78 × 64,615.87
  4. Step 4: Simplify right side
    264,297.85x = 25,616,752,526.51
  5. Step 5: Solve for x
    x = 25,616,752,526.51/264,297.85
  6. Step 6: Final answer
    x = 96,923.80

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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.