Home / 980,613.54-1,469,559.51-446,830.02

Finding the Fourth Proportional to 980,613.54, 1,469,559.51 and 446,830.02

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Solution

The fourth proportional to 980,613.54, 1,469,559.51 and 446,830.02 is: 669,624.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,613.54 : 1,469,559.51 = 446,830.02 : x
  2. Step 2: Convert to fraction form
    980,613.54/1,469,559.51 = 446,830.02/x
  3. Step 3: Cross multiply
    980,613.54x = 1,469,559.51 × 446,830.02
  4. Step 4: Simplify right side
    980,613.54x = 656,643,305,244.49
  5. Step 5: Solve for x
    x = 656,643,305,244.49/980,613.54
  6. Step 6: Final answer
    x = 669,624.96

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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.