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Finding the Fourth Proportional to 444,581.10, 666,871.64 and 164,098.34

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Solution

The fourth proportional to 444,581.10, 666,871.64 and 164,098.34 is: 246,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,581.10 : 666,871.64 = 164,098.34 : x
  2. Step 2: Convert to fraction form
    444,581.10/666,871.64 = 164,098.34/x
  3. Step 3: Cross multiply
    444,581.10x = 666,871.64 × 164,098.34
  4. Step 4: Simplify right side
    444,581.10x = 109,432,529,117.08
  5. Step 5: Solve for x
    x = 109,432,529,117.08/444,581.10
  6. Step 6: Final answer
    x = 246,147.51

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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.