Home / 669,870.92-1,004,964.06-220,627.64

Finding the Fourth Proportional to 669,870.92, 1,004,964.06 and 220,627.64

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Solution

The fourth proportional to 669,870.92, 1,004,964.06 and 220,627.64 is: 330,993.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,870.92 : 1,004,964.06 = 220,627.64 : x
  2. Step 2: Convert to fraction form
    669,870.92/1,004,964.06 = 220,627.64/x
  3. Step 3: Cross multiply
    669,870.92x = 1,004,964.06 × 220,627.64
  4. Step 4: Simplify right side
    669,870.92x = 221,722,848,842.62
  5. Step 5: Solve for x
    x = 221,722,848,842.62/669,870.92
  6. Step 6: Final answer
    x = 330,993.39

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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.