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Finding the Fourth Proportional to 577,260.93, 796,621.32 and 322,612.14

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Solution

The fourth proportional to 577,260.93, 796,621.32 and 322,612.14 is: 445,205.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,260.93 : 796,621.32 = 322,612.14 : x
  2. Step 2: Convert to fraction form
    577,260.93/796,621.32 = 322,612.14/x
  3. Step 3: Cross multiply
    577,260.93x = 796,621.32 × 322,612.14
  4. Step 4: Simplify right side
    577,260.93x = 256,999,708,814.83
  5. Step 5: Solve for x
    x = 256,999,708,814.83/577,260.93
  6. Step 6: Final answer
    x = 445,205.44

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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.