Home / 783,682.11-1,175,633.87-251,078.55

Finding the Fourth Proportional to 783,682.11, 1,175,633.87 and 251,078.55

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Solution

The fourth proportional to 783,682.11, 1,175,633.87 and 251,078.55 is: 376,653.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,682.11 : 1,175,633.87 = 251,078.55 : x
  2. Step 2: Convert to fraction form
    783,682.11/1,175,633.87 = 251,078.55/x
  3. Step 3: Cross multiply
    783,682.11x = 1,175,633.87 × 251,078.55
  4. Step 4: Simplify right side
    783,682.11x = 295,176,447,410.49
  5. Step 5: Solve for x
    x = 295,176,447,410.49/783,682.11
  6. Step 6: Final answer
    x = 376,653.29

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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.