Home / 446,154.93-669,232.37-130,611.83

Finding the Fourth Proportional to 446,154.93, 669,232.37 and 130,611.83

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Solution

The fourth proportional to 446,154.93, 669,232.37 and 130,611.83 is: 195,917.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,154.93 : 669,232.37 = 130,611.83 : x
  2. Step 2: Convert to fraction form
    446,154.93/669,232.37 = 130,611.83/x
  3. Step 3: Cross multiply
    446,154.93x = 669,232.37 × 130,611.83
  4. Step 4: Simplify right side
    446,154.93x = 87,409,664,540.94
  5. Step 5: Solve for x
    x = 87,409,664,540.94/446,154.93
  6. Step 6: Final answer
    x = 195,917.74

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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.