Home / 446,606.88-669,977.28-131,026.56

Finding the Fourth Proportional to 446,606.88, 669,977.28 and 131,026.56

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Solution

The fourth proportional to 446,606.88, 669,977.28 and 131,026.56 is: 196,559.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,606.88 : 669,977.28 = 131,026.56 : x
  2. Step 2: Convert to fraction form
    446,606.88/669,977.28 = 131,026.56/x
  3. Step 3: Cross multiply
    446,606.88x = 669,977.28 × 131,026.56
  4. Step 4: Simplify right side
    446,606.88x = 87,784,818,276.56
  5. Step 5: Solve for x
    x = 87,784,818,276.56/446,606.88
  6. Step 6: Final answer
    x = 196,559.48

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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.