Home / 1,478,183.22-2,217,255.39-356,242.50

Finding the Fourth Proportional to 1,478,183.22, 2,217,255.39 and 356,242.50

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Solution

The fourth proportional to 1,478,183.22, 2,217,255.39 and 356,242.50 is: 534,359.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,183.22 : 2,217,255.39 = 356,242.50 : x
  2. Step 2: Convert to fraction form
    1,478,183.22/2,217,255.39 = 356,242.50/x
  3. Step 3: Cross multiply
    1,478,183.22x = 2,217,255.39 × 356,242.50
  4. Step 4: Simplify right side
    1,478,183.22x = 789,880,603,272.08
  5. Step 5: Solve for x
    x = 789,880,603,272.08/1,478,183.22
  6. Step 6: Final answer
    x = 534,359.06

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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.