Home / 801,668.72-1,202,503.20-202,631.60

Finding the Fourth Proportional to 801,668.72, 1,202,503.20 and 202,631.60

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Solution

The fourth proportional to 801,668.72, 1,202,503.20 and 202,631.60 is: 303,947.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,668.72 : 1,202,503.20 = 202,631.60 : x
  2. Step 2: Convert to fraction form
    801,668.72/1,202,503.20 = 202,631.60/x
  3. Step 3: Cross multiply
    801,668.72x = 1,202,503.20 × 202,631.60
  4. Step 4: Simplify right side
    801,668.72x = 243,665,147,421.12
  5. Step 5: Solve for x
    x = 243,665,147,421.12/801,668.72
  6. Step 6: Final answer
    x = 303,947.43

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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.