Home / 323,583.28-485,593.58-113,223.04

Finding the Fourth Proportional to 323,583.28, 485,593.58 and 113,223.04

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Solution

The fourth proportional to 323,583.28, 485,593.58 and 113,223.04 is: 169,911.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,583.28 : 485,593.58 = 113,223.04 : x
  2. Step 2: Convert to fraction form
    323,583.28/485,593.58 = 113,223.04/x
  3. Step 3: Cross multiply
    323,583.28x = 485,593.58 × 113,223.04
  4. Step 4: Simplify right side
    323,583.28x = 54,980,381,332.08
  5. Step 5: Solve for x
    x = 54,980,381,332.08/323,583.28
  6. Step 6: Final answer
    x = 169,911.07

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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.