Home / 936,265.80-1,404,744.30-305,200.20

Finding the Fourth Proportional to 936,265.80, 1,404,744.30 and 305,200.20

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Solution

The fourth proportional to 936,265.80, 1,404,744.30 and 305,200.20 is: 457,912.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,265.80 : 1,404,744.30 = 305,200.20 : x
  2. Step 2: Convert to fraction form
    936,265.80/1,404,744.30 = 305,200.20/x
  3. Step 3: Cross multiply
    936,265.80x = 1,404,744.30 × 305,200.20
  4. Step 4: Simplify right side
    936,265.80x = 428,728,241,308.86
  5. Step 5: Solve for x
    x = 428,728,241,308.86/936,265.80
  6. Step 6: Final answer
    x = 457,912.96

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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.