Home / 940,211.44-1,409,787.52-300,364.88

Finding the Fourth Proportional to 940,211.44, 1,409,787.52 and 300,364.88

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Solution

The fourth proportional to 940,211.44, 1,409,787.52 and 300,364.88 is: 450,378.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,211.44 : 1,409,787.52 = 300,364.88 : x
  2. Step 2: Convert to fraction form
    940,211.44/1,409,787.52 = 300,364.88/x
  3. Step 3: Cross multiply
    940,211.44x = 1,409,787.52 × 300,364.88
  4. Step 4: Simplify right side
    940,211.44x = 423,450,659,270.30
  5. Step 5: Solve for x
    x = 423,450,659,270.30/940,211.44
  6. Step 6: Final answer
    x = 450,378.12

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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.