Home / 791,288.81-1,187,033.80-251,352.46

Finding the Fourth Proportional to 791,288.81, 1,187,033.80 and 251,352.46

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Solution

The fourth proportional to 791,288.81, 1,187,033.80 and 251,352.46 is: 377,060.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,288.81 : 1,187,033.80 = 251,352.46 : x
  2. Step 2: Convert to fraction form
    791,288.81/1,187,033.80 = 251,352.46/x
  3. Step 3: Cross multiply
    791,288.81x = 1,187,033.80 × 251,352.46
  4. Step 4: Simplify right side
    791,288.81x = 298,363,865,733.15
  5. Step 5: Solve for x
    x = 298,363,865,733.15/791,288.81
  6. Step 6: Final answer
    x = 377,060.64

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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.