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Finding the Fourth Proportional to 577,241.72, 796,628.94 and 322,613.24

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Solution

The fourth proportional to 577,241.72, 796,628.94 and 322,613.24 is: 445,226.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,241.72 : 796,628.94 = 322,613.24 : x
  2. Step 2: Convert to fraction form
    577,241.72/796,628.94 = 322,613.24/x
  3. Step 3: Cross multiply
    577,241.72x = 796,628.94 × 322,613.24
  4. Step 4: Simplify right side
    577,241.72x = 257,003,043,411.17
  5. Step 5: Solve for x
    x = 257,003,043,411.17/577,241.72
  6. Step 6: Final answer
    x = 445,226.04

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1.5x scale

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.