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Finding the Fourth Proportional to 446,256.84, 669,385.32 and 113,832.84

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Solution

The fourth proportional to 446,256.84, 669,385.32 and 113,832.84 is: 170,749.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,256.84 : 669,385.32 = 113,832.84 : x
  2. Step 2: Convert to fraction form
    446,256.84/669,385.32 = 113,832.84/x
  3. Step 3: Cross multiply
    446,256.84x = 669,385.32 × 113,832.84
  4. Step 4: Simplify right side
    446,256.84x = 76,198,034,113.23
  5. Step 5: Solve for x
    x = 76,198,034,113.23/446,256.84
  6. Step 6: Final answer
    x = 170,749.28

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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.