Home / 1,601.17-2,401.76-446.92

Finding the Fourth Proportional to 1,601.17, 2,401.76 and 446.92

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Solution

The fourth proportional to 1,601.17, 2,401.76 and 446.92 is: 670.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601.17 : 2,401.76 = 446.92 : x
  2. Step 2: Convert to fraction form
    1,601.17/2,401.76 = 446.92/x
  3. Step 3: Cross multiply
    1,601.17x = 2,401.76 × 446.92
  4. Step 4: Simplify right side
    1,601.17x = 1,073,389.69
  5. Step 5: Solve for x
    x = 1,073,389.69/1,601.17
  6. Step 6: Final answer
    x = 670.38

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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.