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Finding the Fourth Proportional to 595,297.26, 821,640.15 and 366,051.78

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Solution

The fourth proportional to 595,297.26, 821,640.15 and 366,051.78 is: 505,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,297.26 : 821,640.15 = 366,051.78 : x
  2. Step 2: Convert to fraction form
    595,297.26/821,640.15 = 366,051.78/x
  3. Step 3: Cross multiply
    595,297.26x = 821,640.15 × 366,051.78
  4. Step 4: Simplify right side
    595,297.26x = 300,762,839,426.97
  5. Step 5: Solve for x
    x = 300,762,839,426.97/595,297.26
  6. Step 6: Final answer
    x = 505,231.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.