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Finding the Fourth Proportional to 604,382.85, 833,415.08 and 451,175.31

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Solution

The fourth proportional to 604,382.85, 833,415.08 and 451,175.31 is: 622,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,382.85 : 833,415.08 = 451,175.31 : x
  2. Step 2: Convert to fraction form
    604,382.85/833,415.08 = 451,175.31/x
  3. Step 3: Cross multiply
    604,382.85x = 833,415.08 × 451,175.31
  4. Step 4: Simplify right side
    604,382.85x = 376,016,304,821.80
  5. Step 5: Solve for x
    x = 376,016,304,821.80/604,382.85
  6. Step 6: Final answer
    x = 622,149.20

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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.