Home / 669,967.37-1,004,735.08-220,581.24

Finding the Fourth Proportional to 669,967.37, 1,004,735.08 and 220,581.24

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Solution

The fourth proportional to 669,967.37, 1,004,735.08 and 220,581.24 is: 330,800.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,967.37 : 1,004,735.08 = 220,581.24 : x
  2. Step 2: Convert to fraction form
    669,967.37/1,004,735.08 = 220,581.24/x
  3. Step 3: Cross multiply
    669,967.37x = 1,004,735.08 × 220,581.24
  4. Step 4: Simplify right side
    669,967.37x = 221,625,703,691.32
  5. Step 5: Solve for x
    x = 221,625,703,691.32/669,967.37
  6. Step 6: Final answer
    x = 330,800.75

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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.