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Finding the Fourth Proportional to 577,314.93, 796,680.84 and 322,689.81

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Solution

The fourth proportional to 577,314.93, 796,680.84 and 322,689.81 is: 445,304.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,314.93 : 796,680.84 = 322,689.81 : x
  2. Step 2: Convert to fraction form
    577,314.93/796,680.84 = 322,689.81/x
  3. Step 3: Cross multiply
    577,314.93x = 796,680.84 × 322,689.81
  4. Step 4: Simplify right side
    577,314.93x = 257,080,793,087.88
  5. Step 5: Solve for x
    x = 257,080,793,087.88/577,314.93
  6. Step 6: Final answer
    x = 445,304.25

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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.