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Finding the Fourth Proportional to 577,158.68, 796,463.70 and 322,511.96

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Solution

The fourth proportional to 577,158.68, 796,463.70 and 322,511.96 is: 445,057.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,158.68 : 796,463.70 = 322,511.96 : x
  2. Step 2: Convert to fraction form
    577,158.68/796,463.70 = 322,511.96/x
  3. Step 3: Cross multiply
    577,158.68x = 796,463.70 × 322,511.96
  4. Step 4: Simplify right side
    577,158.68x = 256,869,068,955.85
  5. Step 5: Solve for x
    x = 256,869,068,955.85/577,158.68
  6. Step 6: Final answer
    x = 445,057.97

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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.