Home / 669,739.44-1,004,783.04-220,530

Finding the Fourth Proportional to 669,739.44, 1,004,783.04 and 220,530

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Solution

The fourth proportional to 669,739.44, 1,004,783.04 and 220,530 is: 330,852.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,739.44 : 1,004,783.04 = 220,530 : x
  2. Step 2: Convert to fraction form
    669,739.44/1,004,783.04 = 220,530/x
  3. Step 3: Cross multiply
    669,739.44x = 1,004,783.04 × 220,530
  4. Step 4: Simplify right side
    669,739.44x = 221,584,803,811.20
  5. Step 5: Solve for x
    x = 221,584,803,811.20/669,739.44
  6. Step 6: Final answer
    x = 330,852.25

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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.