Home / 766,743.14-1,150,126.63-227,054.01

Finding the Fourth Proportional to 766,743.14, 1,150,126.63 and 227,054.01

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Solution

The fourth proportional to 766,743.14, 1,150,126.63 and 227,054.01 is: 340,584.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,743.14 : 1,150,126.63 = 227,054.01 : x
  2. Step 2: Convert to fraction form
    766,743.14/1,150,126.63 = 227,054.01/x
  3. Step 3: Cross multiply
    766,743.14x = 1,150,126.63 × 227,054.01
  4. Step 4: Simplify right side
    766,743.14x = 261,140,864,817.77
  5. Step 5: Solve for x
    x = 261,140,864,817.77/766,743.14
  6. Step 6: Final answer
    x = 340,584.55

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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.