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Finding the Fourth Proportional to 577,184.13, 796,508.21 and 322,535.31

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Solution

The fourth proportional to 577,184.13, 796,508.21 and 322,535.31 is: 445,095.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,184.13 : 796,508.21 = 322,535.31 : x
  2. Step 2: Convert to fraction form
    577,184.13/796,508.21 = 322,535.31/x
  3. Step 3: Cross multiply
    577,184.13x = 796,508.21 × 322,535.31
  4. Step 4: Simplify right side
    577,184.13x = 256,902,020,817.22
  5. Step 5: Solve for x
    x = 256,902,020,817.22/577,184.13
  6. Step 6: Final answer
    x = 445,095.43

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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.