Home / 307,550.20-461,325.30-228,818.20

Finding the Fourth Proportional to 307,550.20, 461,325.30 and 228,818.20

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Solution

The fourth proportional to 307,550.20, 461,325.30 and 228,818.20 is: 343,227.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,550.20 : 461,325.30 = 228,818.20 : x
  2. Step 2: Convert to fraction form
    307,550.20/461,325.30 = 228,818.20/x
  3. Step 3: Cross multiply
    307,550.20x = 461,325.30 × 228,818.20
  4. Step 4: Simplify right side
    307,550.20x = 105,559,624,760.46
  5. Step 5: Solve for x
    x = 105,559,624,760.46/307,550.20
  6. Step 6: Final answer
    x = 343,227.30

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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.