Home / 467,089.22-644,585.09-263,142.59

Finding the Fourth Proportional to 467,089.22, 644,585.09 and 263,142.59

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Solution

The fourth proportional to 467,089.22, 644,585.09 and 263,142.59 is: 363,137.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,089.22 : 644,585.09 = 263,142.59 : x
  2. Step 2: Convert to fraction form
    467,089.22/644,585.09 = 263,142.59/x
  3. Step 3: Cross multiply
    467,089.22x = 644,585.09 × 263,142.59
  4. Step 4: Simplify right side
    467,089.22x = 169,617,785,519.35
  5. Step 5: Solve for x
    x = 169,617,785,519.35/467,089.22
  6. Step 6: Final answer
    x = 363,137.88

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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.