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Finding the Fourth Proportional to 582,682.53, 804,116.94 and 328,042.83

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Solution

The fourth proportional to 582,682.53, 804,116.94 and 328,042.83 is: 452,707.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,682.53 : 804,116.94 = 328,042.83 : x
  2. Step 2: Convert to fraction form
    582,682.53/804,116.94 = 328,042.83/x
  3. Step 3: Cross multiply
    582,682.53x = 804,116.94 × 328,042.83
  4. Step 4: Simplify right side
    582,682.53x = 263,784,796,648.54
  5. Step 5: Solve for x
    x = 263,784,796,648.54/582,682.53
  6. Step 6: Final answer
    x = 452,707.58

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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.