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Finding the Fourth Proportional to 577,109.28, 796,409.14 and 322,460.67

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Solution

The fourth proportional to 577,109.28, 796,409.14 and 322,460.67 is: 444,994.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,109.28 : 796,409.14 = 322,460.67 : x
  2. Step 2: Convert to fraction form
    577,109.28/796,409.14 = 322,460.67/x
  3. Step 3: Cross multiply
    577,109.28x = 796,409.14 × 322,460.67
  4. Step 4: Simplify right side
    577,109.28x = 256,810,624,878.52
  5. Step 5: Solve for x
    x = 256,810,624,878.52/577,109.28
  6. Step 6: Final answer
    x = 444,994.79

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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.