Home / 783,680.86-1,175,631.99-251,077.30

Finding the Fourth Proportional to 783,680.86, 1,175,631.99 and 251,077.30

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Solution

The fourth proportional to 783,680.86, 1,175,631.99 and 251,077.30 is: 376,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,680.86 : 1,175,631.99 = 251,077.30 : x
  2. Step 2: Convert to fraction form
    783,680.86/1,175,631.99 = 251,077.30/x
  3. Step 3: Cross multiply
    783,680.86x = 1,175,631.99 × 251,077.30
  4. Step 4: Simplify right side
    783,680.86x = 295,174,505,842.83
  5. Step 5: Solve for x
    x = 295,174,505,842.83/783,680.86
  6. Step 6: Final answer
    x = 376,651.42

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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.