Home / 467,086.31-644,581.08-263,139.67

Finding the Fourth Proportional to 467,086.31, 644,581.08 and 263,139.67

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Solution

The fourth proportional to 467,086.31, 644,581.08 and 263,139.67 is: 363,133.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,086.31 : 644,581.08 = 263,139.67 : x
  2. Step 2: Convert to fraction form
    467,086.31/644,581.08 = 263,139.67/x
  3. Step 3: Cross multiply
    467,086.31x = 644,581.08 × 263,139.67
  4. Step 4: Simplify right side
    467,086.31x = 169,614,853,485.17
  5. Step 5: Solve for x
    x = 169,614,853,485.17/467,086.31
  6. Step 6: Final answer
    x = 363,133.86

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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.