Home / 467,089.06-644,584.88-263,142.43

Finding the Fourth Proportional to 467,089.06, 644,584.88 and 263,142.43

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Solution

The fourth proportional to 467,089.06, 644,584.88 and 263,142.43 is: 363,137.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,089.06 : 644,584.88 = 263,142.43 : x
  2. Step 2: Convert to fraction form
    467,089.06/644,584.88 = 263,142.43/x
  3. Step 3: Cross multiply
    467,089.06x = 644,584.88 × 263,142.43
  4. Step 4: Simplify right side
    467,089.06x = 169,617,631,664.46
  5. Step 5: Solve for x
    x = 169,617,631,664.46/467,089.06
  6. Step 6: Final answer
    x = 363,137.67

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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.