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Finding the Fourth Proportional to 263,953.22, 364,255.54 and 143,094.48

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Solution

The fourth proportional to 263,953.22, 364,255.54 and 143,094.48 is: 197,470.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,953.22 : 364,255.54 = 143,094.48 : x
  2. Step 2: Convert to fraction form
    263,953.22/364,255.54 = 143,094.48/x
  3. Step 3: Cross multiply
    263,953.22x = 364,255.54 × 143,094.48
  4. Step 4: Simplify right side
    263,953.22x = 52,122,957,083.42
  5. Step 5: Solve for x
    x = 52,122,957,083.42/263,953.22
  6. Step 6: Final answer
    x = 197,470.43

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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.