Home / 309,619.56-464,475.52-109,923.23

Finding the Fourth Proportional to 309,619.56, 464,475.52 and 109,923.23

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Solution

The fourth proportional to 309,619.56, 464,475.52 and 109,923.23 is: 164,901.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,619.56 : 464,475.52 = 109,923.23 : x
  2. Step 2: Convert to fraction form
    309,619.56/464,475.52 = 109,923.23/x
  3. Step 3: Cross multiply
    309,619.56x = 464,475.52 × 109,923.23
  4. Step 4: Simplify right side
    309,619.56x = 51,056,647,481.93
  5. Step 5: Solve for x
    x = 51,056,647,481.93/309,619.56
  6. Step 6: Final answer
    x = 164,901.23

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1.5x scale

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.