Home / 323,204.82-484,582.38-143,192.58

Finding the Fourth Proportional to 323,204.82, 484,582.38 and 143,192.58

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Solution

The fourth proportional to 323,204.82, 484,582.38 and 143,192.58 is: 214,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,204.82 : 484,582.38 = 143,192.58 : x
  2. Step 2: Convert to fraction form
    323,204.82/484,582.38 = 143,192.58/x
  3. Step 3: Cross multiply
    323,204.82x = 484,582.38 × 143,192.58
  4. Step 4: Simplify right side
    323,204.82x = 69,388,601,214.74
  5. Step 5: Solve for x
    x = 69,388,601,214.74/323,204.82
  6. Step 6: Final answer
    x = 214,689.25

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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.