Home / 791,741.32-1,187,595.34-192,705.84

Finding the Fourth Proportional to 791,741.32, 1,187,595.34 and 192,705.84

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Solution

The fourth proportional to 791,741.32, 1,187,595.34 and 192,705.84 is: 289,054.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,741.32 : 1,187,595.34 = 192,705.84 : x
  2. Step 2: Convert to fraction form
    791,741.32/1,187,595.34 = 192,705.84/x
  3. Step 3: Cross multiply
    791,741.32x = 1,187,595.34 × 192,705.84
  4. Step 4: Simplify right side
    791,741.32x = 228,856,557,574.79
  5. Step 5: Solve for x
    x = 228,856,557,574.79/791,741.32
  6. Step 6: Final answer
    x = 289,054.71

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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.