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Finding the Fourth Proportional to 577,025.50, 796,280.52 and 322,378.60

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Solution

The fourth proportional to 577,025.50, 796,280.52 and 322,378.60 is: 444,874.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,025.50 : 796,280.52 = 322,378.60 : x
  2. Step 2: Convert to fraction form
    577,025.50/796,280.52 = 322,378.60/x
  3. Step 3: Cross multiply
    577,025.50x = 796,280.52 × 322,378.60
  4. Step 4: Simplify right side
    577,025.50x = 256,703,799,244.87
  5. Step 5: Solve for x
    x = 256,703,799,244.87/577,025.50
  6. Step 6: Final answer
    x = 444,874.27

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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.