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Finding the Fourth Proportional to 577,108.28, 796,407.76 and 322,459.67

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Solution

The fourth proportional to 577,108.28, 796,407.76 and 322,459.67 is: 444,993.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,108.28 : 796,407.76 = 322,459.67 : x
  2. Step 2: Convert to fraction form
    577,108.28/796,407.76 = 322,459.67/x
  3. Step 3: Cross multiply
    577,108.28x = 796,407.76 × 322,459.67
  4. Step 4: Simplify right side
    577,108.28x = 256,809,384,659.91
  5. Step 5: Solve for x
    x = 256,809,384,659.91/577,108.28
  6. Step 6: Final answer
    x = 444,993.41

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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.