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Finding the Fourth Proportional to 664,066.44, 996,777.63 and 486,044.64

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Solution

The fourth proportional to 664,066.44, 996,777.63 and 486,044.64 is: 729,563.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,066.44 : 996,777.63 = 486,044.64 : x
  2. Step 2: Convert to fraction form
    664,066.44/996,777.63 = 486,044.64/x
  3. Step 3: Cross multiply
    664,066.44x = 996,777.63 × 486,044.64
  4. Step 4: Simplify right side
    664,066.44x = 484,478,424,333.40
  5. Step 5: Solve for x
    x = 484,478,424,333.40/664,066.44
  6. Step 6: Final answer
    x = 729,563.18

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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.