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Finding the Fourth Proportional to 496,268.60, 744,597.30 and 196,698.20

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Solution

The fourth proportional to 496,268.60, 744,597.30 and 196,698.20 is: 295,124.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,268.60 : 744,597.30 = 196,698.20 : x
  2. Step 2: Convert to fraction form
    496,268.60/744,597.30 = 196,698.20/x
  3. Step 3: Cross multiply
    496,268.60x = 744,597.30 × 196,698.20
  4. Step 4: Simplify right side
    496,268.60x = 146,460,948,634.86
  5. Step 5: Solve for x
    x = 146,460,948,634.86/496,268.60
  6. Step 6: Final answer
    x = 295,124.35

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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.