Home / 272,578.20-409,304.70-184,223.40

Finding the Fourth Proportional to 272,578.20, 409,304.70 and 184,223.40

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Solution

The fourth proportional to 272,578.20, 409,304.70 and 184,223.40 is: 276,630.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,578.20 : 409,304.70 = 184,223.40 : x
  2. Step 2: Convert to fraction form
    272,578.20/409,304.70 = 184,223.40/x
  3. Step 3: Cross multiply
    272,578.20x = 409,304.70 × 184,223.40
  4. Step 4: Simplify right side
    272,578.20x = 75,403,503,469.98
  5. Step 5: Solve for x
    x = 75,403,503,469.98/272,578.20
  6. Step 6: Final answer
    x = 276,630.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.