Home / 699,578.25-1,049,306.94-425,953.41

Finding the Fourth Proportional to 699,578.25, 1,049,306.94 and 425,953.41

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Solution

The fourth proportional to 699,578.25, 1,049,306.94 and 425,953.41 is: 638,893.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,578.25 : 1,049,306.94 = 425,953.41 : x
  2. Step 2: Convert to fraction form
    699,578.25/1,049,306.94 = 425,953.41/x
  3. Step 3: Cross multiply
    699,578.25x = 1,049,306.94 × 425,953.41
  4. Step 4: Simplify right side
    699,578.25x = 446,955,869,229.67
  5. Step 5: Solve for x
    x = 446,955,869,229.67/699,578.25
  6. Step 6: Final answer
    x = 638,893.32

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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.