Home / 770,496.80-1,154,967.60-350,074.40

Finding the Fourth Proportional to 770,496.80, 1,154,967.60 and 350,074.40

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Solution

The fourth proportional to 770,496.80, 1,154,967.60 and 350,074.40 is: 524,758.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,496.80 : 1,154,967.60 = 350,074.40 : x
  2. Step 2: Convert to fraction form
    770,496.80/1,154,967.60 = 350,074.40/x
  3. Step 3: Cross multiply
    770,496.80x = 1,154,967.60 × 350,074.40
  4. Step 4: Simplify right side
    770,496.80x = 404,324,589,589.44
  5. Step 5: Solve for x
    x = 404,324,589,589.44/770,496.80
  6. Step 6: Final answer
    x = 524,758.30

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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.