Home / 792,053.80-1,187,687.64-252,239.72

Finding the Fourth Proportional to 792,053.80, 1,187,687.64 and 252,239.72

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Solution

The fourth proportional to 792,053.80, 1,187,687.64 and 252,239.72 is: 378,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,053.80 : 1,187,687.64 = 252,239.72 : x
  2. Step 2: Convert to fraction form
    792,053.80/1,187,687.64 = 252,239.72/x
  3. Step 3: Cross multiply
    792,053.80x = 1,187,687.64 × 252,239.72
  4. Step 4: Simplify right side
    792,053.80x = 299,581,997,761.06
  5. Step 5: Solve for x
    x = 299,581,997,761.06/792,053.80
  6. Step 6: Final answer
    x = 378,234.40

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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.