Home / 393,204.20-589,028.70-365,210.60

Finding the Fourth Proportional to 393,204.20, 589,028.70 and 365,210.60

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Solution

The fourth proportional to 393,204.20, 589,028.70 and 365,210.60 is: 547,093.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,204.20 : 589,028.70 = 365,210.60 : x
  2. Step 2: Convert to fraction form
    393,204.20/589,028.70 = 365,210.60/x
  3. Step 3: Cross multiply
    393,204.20x = 589,028.70 × 365,210.60
  4. Step 4: Simplify right side
    393,204.20x = 215,119,524,944.22
  5. Step 5: Solve for x
    x = 215,119,524,944.22/393,204.20
  6. Step 6: Final answer
    x = 547,093.66

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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.