Home / 435,258.19-653,247.08-222,183.54

Finding the Fourth Proportional to 435,258.19, 653,247.08 and 222,183.54

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Solution

The fourth proportional to 435,258.19, 653,247.08 and 222,183.54 is: 333,458.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,258.19 : 653,247.08 = 222,183.54 : x
  2. Step 2: Convert to fraction form
    435,258.19/653,247.08 = 222,183.54/x
  3. Step 3: Cross multiply
    435,258.19x = 653,247.08 × 222,183.54
  4. Step 4: Simplify right side
    435,258.19x = 145,140,748,451.33
  5. Step 5: Solve for x
    x = 145,140,748,451.33/435,258.19
  6. Step 6: Final answer
    x = 333,458.97

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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.