Home / 669,965.36-1,004,732.08-220,579.24

Finding the Fourth Proportional to 669,965.36, 1,004,732.08 and 220,579.24

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Solution

The fourth proportional to 669,965.36, 1,004,732.08 and 220,579.24 is: 330,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,965.36 : 1,004,732.08 = 220,579.24 : x
  2. Step 2: Convert to fraction form
    669,965.36/1,004,732.08 = 220,579.24/x
  3. Step 3: Cross multiply
    669,965.36x = 1,004,732.08 × 220,579.24
  4. Step 4: Simplify right side
    669,965.36x = 221,623,033,662.87
  5. Step 5: Solve for x
    x = 221,623,033,662.87/669,965.36
  6. Step 6: Final answer
    x = 330,797.75

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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.