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Finding the Fourth Proportional to 323,162.90, 484,022.48 and 234,212.20

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Solution

The fourth proportional to 323,162.90, 484,022.48 and 234,212.20 is: 350,795.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,162.90 : 484,022.48 = 234,212.20 : x
  2. Step 2: Convert to fraction form
    323,162.90/484,022.48 = 234,212.20/x
  3. Step 3: Cross multiply
    323,162.90x = 484,022.48 × 234,212.20
  4. Step 4: Simplify right side
    323,162.90x = 113,363,969,890.26
  5. Step 5: Solve for x
    x = 113,363,969,890.26/323,162.90
  6. Step 6: Final answer
    x = 350,795.12

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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.