Home / 446,317.20-669,540.60-146,811.60

Finding the Fourth Proportional to 446,317.20, 669,540.60 and 146,811.60

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Solution

The fourth proportional to 446,317.20, 669,540.60 and 146,811.60 is: 220,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,317.20 : 669,540.60 = 146,811.60 : x
  2. Step 2: Convert to fraction form
    446,317.20/669,540.60 = 146,811.60/x
  3. Step 3: Cross multiply
    446,317.20x = 669,540.60 × 146,811.60
  4. Step 4: Simplify right side
    446,317.20x = 98,296,326,750.96
  5. Step 5: Solve for x
    x = 98,296,326,750.96/446,317.20
  6. Step 6: Final answer
    x = 220,238.72

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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.