Home / 669,718.51-1,004,716.17-220,466.34

Finding the Fourth Proportional to 669,718.51, 1,004,716.17 and 220,466.34

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Solution

The fourth proportional to 669,718.51, 1,004,716.17 and 220,466.34 is: 330,745.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,718.51 : 1,004,716.17 = 220,466.34 : x
  2. Step 2: Convert to fraction form
    669,718.51/1,004,716.17 = 220,466.34/x
  3. Step 3: Cross multiply
    669,718.51x = 1,004,716.17 × 220,466.34
  4. Step 4: Simplify right side
    669,718.51x = 221,506,096,738.72
  5. Step 5: Solve for x
    x = 221,506,096,738.72/669,718.51
  6. Step 6: Final answer
    x = 330,745.07

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Double scale
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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.