Home / 699,377.11-1,049,065.66-462,664.43

Finding the Fourth Proportional to 699,377.11, 1,049,065.66 and 462,664.43

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Solution

The fourth proportional to 699,377.11, 1,049,065.66 and 462,664.43 is: 693,996.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,377.11 : 1,049,065.66 = 462,664.43 : x
  2. Step 2: Convert to fraction form
    699,377.11/1,049,065.66 = 462,664.43/x
  3. Step 3: Cross multiply
    699,377.11x = 1,049,065.66 × 462,664.43
  4. Step 4: Simplify right side
    699,377.11x = 485,365,365,616.47
  5. Step 5: Solve for x
    x = 485,365,365,616.47/699,377.11
  6. Step 6: Final answer
    x = 693,996.64

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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.