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Finding the Fourth Proportional to 577,190.40, 796,520.88 and 322,541.52

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Solution

The fourth proportional to 577,190.40, 796,520.88 and 322,541.52 is: 445,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,190.40 : 796,520.88 = 322,541.52 : x
  2. Step 2: Convert to fraction form
    577,190.40/796,520.88 = 322,541.52/x
  3. Step 3: Cross multiply
    577,190.40x = 796,520.88 × 322,541.52
  4. Step 4: Simplify right side
    577,190.40x = 256,911,055,346.94
  5. Step 5: Solve for x
    x = 256,911,055,346.94/577,190.40
  6. Step 6: Final answer
    x = 445,106.25

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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.