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Finding the Fourth Proportional to 577,029.78, 796,164.63 and 335,168.64

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Solution

The fourth proportional to 577,029.78, 796,164.63 and 335,168.64 is: 462,453.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,029.78 : 796,164.63 = 335,168.64 : x
  2. Step 2: Convert to fraction form
    577,029.78/796,164.63 = 335,168.64/x
  3. Step 3: Cross multiply
    577,029.78x = 796,164.63 × 335,168.64
  4. Step 4: Simplify right side
    577,029.78x = 266,849,416,253.20
  5. Step 5: Solve for x
    x = 266,849,416,253.20/577,029.78
  6. Step 6: Final answer
    x = 462,453.46

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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.