Home / 669,995.55-1,004,777.26-220,609.58

Finding the Fourth Proportional to 669,995.55, 1,004,777.26 and 220,609.58

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Solution

The fourth proportional to 669,995.55, 1,004,777.26 and 220,609.58 is: 330,843.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,995.55 : 1,004,777.26 = 220,609.58 : x
  2. Step 2: Convert to fraction form
    669,995.55/1,004,777.26 = 220,609.58/x
  3. Step 3: Cross multiply
    669,995.55x = 1,004,777.26 × 220,609.58
  4. Step 4: Simplify right side
    669,995.55x = 221,663,483,746.74
  5. Step 5: Solve for x
    x = 221,663,483,746.74/669,995.55
  6. Step 6: Final answer
    x = 330,843.22

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Double scale
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Similar ratio
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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.