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Finding the Fourth Proportional to 577,048.86, 796,327.80 and 322,400.04

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Solution

The fourth proportional to 577,048.86, 796,327.80 and 322,400.04 is: 444,912.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,048.86 : 796,327.80 = 322,400.04 : x
  2. Step 2: Convert to fraction form
    577,048.86/796,327.80 = 322,400.04/x
  3. Step 3: Cross multiply
    577,048.86x = 796,327.80 × 322,400.04
  4. Step 4: Simplify right side
    577,048.86x = 256,736,114,573.11
  5. Step 5: Solve for x
    x = 256,736,114,573.11/577,048.86
  6. Step 6: Final answer
    x = 444,912.26

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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.