Home / 467,086.56-644,581.43-263,139.92

Finding the Fourth Proportional to 467,086.56, 644,581.43 and 263,139.92

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Solution

The fourth proportional to 467,086.56, 644,581.43 and 263,139.92 is: 363,134.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,086.56 : 644,581.43 = 263,139.92 : x
  2. Step 2: Convert to fraction form
    467,086.56/644,581.43 = 263,139.92/x
  3. Step 3: Cross multiply
    467,086.56x = 644,581.43 × 263,139.92
  4. Step 4: Simplify right side
    467,086.56x = 169,615,106,219.44
  5. Step 5: Solve for x
    x = 169,615,106,219.44/467,086.56
  6. Step 6: Final answer
    x = 363,134.20

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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.