Home / 272,914.20-409,371.30-123,226.20

Finding the Fourth Proportional to 272,914.20, 409,371.30 and 123,226.20

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Solution

The fourth proportional to 272,914.20, 409,371.30 and 123,226.20 is: 184,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,914.20 : 409,371.30 = 123,226.20 : x
  2. Step 2: Convert to fraction form
    272,914.20/409,371.30 = 123,226.20/x
  3. Step 3: Cross multiply
    272,914.20x = 409,371.30 × 123,226.20
  4. Step 4: Simplify right side
    272,914.20x = 50,445,269,688.06
  5. Step 5: Solve for x
    x = 50,445,269,688.06/272,914.20
  6. Step 6: Final answer
    x = 184,839.30

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1.5x scale

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.