Home / 796,997.40-1,195,567.88-257,266.47

Finding the Fourth Proportional to 796,997.40, 1,195,567.88 and 257,266.47

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Solution

The fourth proportional to 796,997.40, 1,195,567.88 and 257,266.47 is: 385,922.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,997.40 : 1,195,567.88 = 257,266.47 : x
  2. Step 2: Convert to fraction form
    796,997.40/1,195,567.88 = 257,266.47/x
  3. Step 3: Cross multiply
    796,997.40x = 1,195,567.88 × 257,266.47
  4. Step 4: Simplify right side
    796,997.40x = 307,579,528,132.98
  5. Step 5: Solve for x
    x = 307,579,528,132.98/796,997.40
  6. Step 6: Final answer
    x = 385,922.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.