Home / 332,428.64-458,735.04-189,201.12

Finding the Fourth Proportional to 332,428.64, 458,735.04 and 189,201.12

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Solution

The fourth proportional to 332,428.64, 458,735.04 and 189,201.12 is: 261,088.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,428.64 : 458,735.04 = 189,201.12 : x
  2. Step 2: Convert to fraction form
    332,428.64/458,735.04 = 189,201.12/x
  3. Step 3: Cross multiply
    332,428.64x = 458,735.04 × 189,201.12
  4. Step 4: Simplify right side
    332,428.64x = 86,793,183,351.24
  5. Step 5: Solve for x
    x = 86,793,183,351.24/332,428.64
  6. Step 6: Final answer
    x = 261,088.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.