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Finding the Fourth Proportional to 577,022.50, 796,276.38 and 322,375.60

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Solution

The fourth proportional to 577,022.50, 796,276.38 and 322,375.60 is: 444,870.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,022.50 : 796,276.38 = 322,375.60 : x
  2. Step 2: Convert to fraction form
    577,022.50/796,276.38 = 322,375.60/x
  3. Step 3: Cross multiply
    577,022.50x = 796,276.38 × 322,375.60
  4. Step 4: Simplify right side
    577,022.50x = 256,700,075,768.33
  5. Step 5: Solve for x
    x = 256,700,075,768.33/577,022.50
  6. Step 6: Final answer
    x = 444,870.13

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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.