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Finding the Fourth Proportional to 446,367.56, 669,537.43 and 109,409.18

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Solution

The fourth proportional to 446,367.56, 669,537.43 and 109,409.18 is: 164,110.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,367.56 : 669,537.43 = 109,409.18 : x
  2. Step 2: Convert to fraction form
    446,367.56/669,537.43 = 109,409.18/x
  3. Step 3: Cross multiply
    446,367.56x = 669,537.43 × 109,409.18
  4. Step 4: Simplify right side
    446,367.56x = 73,253,537,574.40
  5. Step 5: Solve for x
    x = 73,253,537,574.40/446,367.56
  6. Step 6: Final answer
    x = 164,110.35

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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.