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Finding the Fourth Proportional to 323,810.16, 447,206.54 and 246,504.56

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Solution

The fourth proportional to 323,810.16, 447,206.54 and 246,504.56 is: 340,441.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,810.16 : 447,206.54 = 246,504.56 : x
  2. Step 2: Convert to fraction form
    323,810.16/447,206.54 = 246,504.56/x
  3. Step 3: Cross multiply
    323,810.16x = 447,206.54 × 246,504.56
  4. Step 4: Simplify right side
    323,810.16x = 110,238,451,371.82
  5. Step 5: Solve for x
    x = 110,238,451,371.82/323,810.16
  6. Step 6: Final answer
    x = 340,441.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.