Home / 766,106.92-1,149,157.26-233,626.40

Finding the Fourth Proportional to 766,106.92, 1,149,157.26 and 233,626.40

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Solution

The fourth proportional to 766,106.92, 1,149,157.26 and 233,626.40 is: 350,438.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,106.92 : 1,149,157.26 = 233,626.40 : x
  2. Step 2: Convert to fraction form
    766,106.92/1,149,157.26 = 233,626.40/x
  3. Step 3: Cross multiply
    766,106.92x = 1,149,157.26 × 233,626.40
  4. Step 4: Simplify right side
    766,106.92x = 268,473,473,687.66
  5. Step 5: Solve for x
    x = 268,473,473,687.66/766,106.92
  6. Step 6: Final answer
    x = 350,438.65

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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.