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Finding the Fourth Proportional to 446,369.56, 669,540.43 and 109,411.18

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Solution

The fourth proportional to 446,369.56, 669,540.43 and 109,411.18 is: 164,113.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,369.56 : 669,540.43 = 109,411.18 : x
  2. Step 2: Convert to fraction form
    446,369.56/669,540.43 = 109,411.18/x
  3. Step 3: Cross multiply
    446,369.56x = 669,540.43 × 109,411.18
  4. Step 4: Simplify right side
    446,369.56x = 73,255,208,504.01
  5. Step 5: Solve for x
    x = 73,255,208,504.01/446,369.56
  6. Step 6: Final answer
    x = 164,113.36

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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.