Home / 796,811.61-1,195,450.58-257,057.51

Finding the Fourth Proportional to 796,811.61, 1,195,450.58 and 257,057.51

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Solution

The fourth proportional to 796,811.61, 1,195,450.58 and 257,057.51 is: 385,661.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,811.61 : 1,195,450.58 = 257,057.51 : x
  2. Step 2: Convert to fraction form
    796,811.61/1,195,450.58 = 257,057.51/x
  3. Step 3: Cross multiply
    796,811.61x = 1,195,450.58 × 257,057.51
  4. Step 4: Simplify right side
    796,811.61x = 307,299,553,054.13
  5. Step 5: Solve for x
    x = 307,299,553,054.13/796,811.61
  6. Step 6: Final answer
    x = 385,661.49

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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.