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Finding the Fourth Proportional to 577,067.63, 796,575.47 and 516,531.47

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Solution

The fourth proportional to 577,067.63, 796,575.47 and 516,531.47 is: 713,012.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,067.63 : 796,575.47 = 516,531.47 : x
  2. Step 2: Convert to fraction form
    577,067.63/796,575.47 = 516,531.47/x
  3. Step 3: Cross multiply
    577,067.63x = 796,575.47 × 516,531.47
  4. Step 4: Simplify right side
    577,067.63x = 411,456,291,919.51
  5. Step 5: Solve for x
    x = 411,456,291,919.51/577,067.63
  6. Step 6: Final answer
    x = 713,012.26

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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.