Home / 694,146.35-1,041,015.27-314,847.65

Finding the Fourth Proportional to 694,146.35, 1,041,015.27 and 314,847.65

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Solution

The fourth proportional to 694,146.35, 1,041,015.27 and 314,847.65 is: 472,178.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,146.35 : 1,041,015.27 = 314,847.65 : x
  2. Step 2: Convert to fraction form
    694,146.35/1,041,015.27 = 314,847.65/x
  3. Step 3: Cross multiply
    694,146.35x = 1,041,015.27 × 314,847.65
  4. Step 4: Simplify right side
    694,146.35x = 327,761,211,373.62
  5. Step 5: Solve for x
    x = 327,761,211,373.62/694,146.35
  6. Step 6: Final answer
    x = 472,178.83

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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.