Home / 791,285.94-1,187,029.49-251,349.59

Finding the Fourth Proportional to 791,285.94, 1,187,029.49 and 251,349.59

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Solution

The fourth proportional to 791,285.94, 1,187,029.49 and 251,349.59 is: 377,056.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,285.94 : 1,187,029.49 = 251,349.59 : x
  2. Step 2: Convert to fraction form
    791,285.94/1,187,029.49 = 251,349.59/x
  3. Step 3: Cross multiply
    791,285.94x = 1,187,029.49 × 251,349.59
  4. Step 4: Simplify right side
    791,285.94x = 298,359,369,065.89
  5. Step 5: Solve for x
    x = 298,359,369,065.89/791,285.94
  6. Step 6: Final answer
    x = 377,056.33

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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.