Home / 730,914.62-1,096,528.40-218,619.95

Finding the Fourth Proportional to 730,914.62, 1,096,528.40 and 218,619.95

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Solution

The fourth proportional to 730,914.62, 1,096,528.40 and 218,619.95 is: 327,976.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,914.62 : 1,096,528.40 = 218,619.95 : x
  2. Step 2: Convert to fraction form
    730,914.62/1,096,528.40 = 218,619.95/x
  3. Step 3: Cross multiply
    730,914.62x = 1,096,528.40 × 218,619.95
  4. Step 4: Simplify right side
    730,914.62x = 239,722,985,936.83
  5. Step 5: Solve for x
    x = 239,722,985,936.83/730,914.62
  6. Step 6: Final answer
    x = 327,976.73

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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.