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Finding the Fourth Proportional to 446,257.84, 669,386.82 and 113,833.84

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Solution

The fourth proportional to 446,257.84, 669,386.82 and 113,833.84 is: 170,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,257.84 : 669,386.82 = 113,833.84 : x
  2. Step 2: Convert to fraction form
    446,257.84/669,386.82 = 113,833.84/x
  3. Step 3: Cross multiply
    446,257.84x = 669,386.82 × 113,833.84
  4. Step 4: Simplify right side
    446,257.84x = 76,198,872,165.99
  5. Step 5: Solve for x
    x = 76,198,872,165.99/446,257.84
  6. Step 6: Final answer
    x = 170,750.78

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Similar ratio
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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.