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Finding the Fourth Proportional to 437,871.46, 603,912.75 and 301,874.23

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Solution

The fourth proportional to 437,871.46, 603,912.75 and 301,874.23 is: 416,345.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,871.46 : 603,912.75 = 301,874.23 : x
  2. Step 2: Convert to fraction form
    437,871.46/603,912.75 = 301,874.23/x
  3. Step 3: Cross multiply
    437,871.46x = 603,912.75 × 301,874.23
  4. Step 4: Simplify right side
    437,871.46x = 182,305,696,393.43
  5. Step 5: Solve for x
    x = 182,305,696,393.43/437,871.46
  6. Step 6: Final answer
    x = 416,345.24

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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.