Home / 467,849.22-645,631.97-252,989.27

Finding the Fourth Proportional to 467,849.22, 645,631.97 and 252,989.27

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Solution

The fourth proportional to 467,849.22, 645,631.97 and 252,989.27 is: 349,125.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,849.22 : 645,631.97 = 252,989.27 : x
  2. Step 2: Convert to fraction form
    467,849.22/645,631.97 = 252,989.27/x
  3. Step 3: Cross multiply
    467,849.22x = 645,631.97 × 252,989.27
  4. Step 4: Simplify right side
    467,849.22x = 163,337,962,338.66
  5. Step 5: Solve for x
    x = 163,337,962,338.66/467,849.22
  6. Step 6: Final answer
    x = 349,125.22

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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.