Home / 272,661.20-409,429.20-184,306.40

Finding the Fourth Proportional to 272,661.20, 409,429.20 and 184,306.40

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Solution

The fourth proportional to 272,661.20, 409,429.20 and 184,306.40 is: 276,755.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,661.20 : 409,429.20 = 184,306.40 : x
  2. Step 2: Convert to fraction form
    272,661.20/409,429.20 = 184,306.40/x
  3. Step 3: Cross multiply
    272,661.20x = 409,429.20 × 184,306.40
  4. Step 4: Simplify right side
    272,661.20x = 75,460,421,906.88
  5. Step 5: Solve for x
    x = 75,460,421,906.88/272,661.20
  6. Step 6: Final answer
    x = 276,755.26

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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.