Home / 446,371.35-669,562.47-130,834.64

Finding the Fourth Proportional to 446,371.35, 669,562.47 and 130,834.64

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Solution

The fourth proportional to 446,371.35, 669,562.47 and 130,834.64 is: 196,253.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,371.35 : 669,562.47 = 130,834.64 : x
  2. Step 2: Convert to fraction form
    446,371.35/669,562.47 = 130,834.64/x
  3. Step 3: Cross multiply
    446,371.35x = 669,562.47 × 130,834.64
  4. Step 4: Simplify right side
    446,371.35x = 87,601,961,372.15
  5. Step 5: Solve for x
    x = 87,601,961,372.15/446,371.35
  6. Step 6: Final answer
    x = 196,253.55

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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.