Home / 323,583.39-484,993.85-145,882.35

Finding the Fourth Proportional to 323,583.39, 484,993.85 and 145,882.35

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Solution

The fourth proportional to 323,583.39, 484,993.85 and 145,882.35 is: 218,651.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,583.39 : 484,993.85 = 145,882.35 : x
  2. Step 2: Convert to fraction form
    323,583.39/484,993.85 = 145,882.35/x
  3. Step 3: Cross multiply
    323,583.39x = 484,993.85 × 145,882.35
  4. Step 4: Simplify right side
    323,583.39x = 70,752,041,844.14
  5. Step 5: Solve for x
    x = 70,752,041,844.14/323,583.39
  6. Step 6: Final answer
    x = 218,651.65

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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.