Home / 792,099.63-1,187,674.89-252,122.64

Finding the Fourth Proportional to 792,099.63, 1,187,674.89 and 252,122.64

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Solution

The fourth proportional to 792,099.63, 1,187,674.89 and 252,122.64 is: 378,032.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,099.63 : 1,187,674.89 = 252,122.64 : x
  2. Step 2: Convert to fraction form
    792,099.63/1,187,674.89 = 252,122.64/x
  3. Step 3: Cross multiply
    792,099.63x = 1,187,674.89 × 252,122.64
  4. Step 4: Simplify right side
    792,099.63x = 299,439,728,728.51
  5. Step 5: Solve for x
    x = 299,439,728,728.51/792,099.63
  6. Step 6: Final answer
    x = 378,032.91

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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.