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Finding the Fourth Proportional to 577,161.85, 796,482.08 and 322,513.03

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Solution

The fourth proportional to 577,161.85, 796,482.08 and 322,513.03 is: 445,067.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,161.85 : 796,482.08 = 322,513.03 : x
  2. Step 2: Convert to fraction form
    577,161.85/796,482.08 = 322,513.03/x
  3. Step 3: Cross multiply
    577,161.85x = 796,482.08 × 322,513.03
  4. Step 4: Simplify right side
    577,161.85x = 256,875,848,961.50
  5. Step 5: Solve for x
    x = 256,875,848,961.50/577,161.85
  6. Step 6: Final answer
    x = 445,067.27

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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.