Home / 729,813.60-1,094,992.56-446,086.80

Finding the Fourth Proportional to 729,813.60, 1,094,992.56 and 446,086.80

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Solution

The fourth proportional to 729,813.60, 1,094,992.56 and 446,086.80 is: 669,296.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,813.60 : 1,094,992.56 = 446,086.80 : x
  2. Step 2: Convert to fraction form
    729,813.60/1,094,992.56 = 446,086.80/x
  3. Step 3: Cross multiply
    729,813.60x = 1,094,992.56 × 446,086.80
  4. Step 4: Simplify right side
    729,813.60x = 488,461,727,114.21
  5. Step 5: Solve for x
    x = 488,461,727,114.21/729,813.60
  6. Step 6: Final answer
    x = 669,296.55

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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.