Home / 491,824.40-737,736.60-305,200.40

Finding the Fourth Proportional to 491,824.40, 737,736.60 and 305,200.40

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Solution

The fourth proportional to 491,824.40, 737,736.60 and 305,200.40 is: 457,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,824.40 : 737,736.60 = 305,200.40 : x
  2. Step 2: Convert to fraction form
    491,824.40/737,736.60 = 305,200.40/x
  3. Step 3: Cross multiply
    491,824.40x = 737,736.60 × 305,200.40
  4. Step 4: Simplify right side
    491,824.40x = 225,157,505,414.64
  5. Step 5: Solve for x
    x = 225,157,505,414.64/491,824.40
  6. Step 6: Final answer
    x = 457,800.60

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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.