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Finding the Fourth Proportional to 577,343.66, 796,751.25 and 322,695.50

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Solution

The fourth proportional to 577,343.66, 796,751.25 and 322,695.50 is: 445,329.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,343.66 : 796,751.25 = 322,695.50 : x
  2. Step 2: Convert to fraction form
    577,343.66/796,751.25 = 322,695.50/x
  3. Step 3: Cross multiply
    577,343.66x = 796,751.25 × 322,695.50
  4. Step 4: Simplify right side
    577,343.66x = 257,108,042,994.38
  5. Step 5: Solve for x
    x = 257,108,042,994.38/577,343.66
  6. Step 6: Final answer
    x = 445,329.29

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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.