Home / 451,204.20-622,853.90-304,061.33

Finding the Fourth Proportional to 451,204.20, 622,853.90 and 304,061.33

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Solution

The fourth proportional to 451,204.20, 622,853.90 and 304,061.33 is: 419,734.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,204.20 : 622,853.90 = 304,061.33 : x
  2. Step 2: Convert to fraction form
    451,204.20/622,853.90 = 304,061.33/x
  3. Step 3: Cross multiply
    451,204.20x = 622,853.90 × 304,061.33
  4. Step 4: Simplify right side
    451,204.20x = 189,385,780,595.11
  5. Step 5: Solve for x
    x = 189,385,780,595.11/451,204.20
  6. Step 6: Final answer
    x = 419,734.08

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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.