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Finding the Fourth Proportional to 332,258.16, 458,500.32 and 189,004.80

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Solution

The fourth proportional to 332,258.16, 458,500.32 and 189,004.80 is: 260,817.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,258.16 : 458,500.32 = 189,004.80 : x
  2. Step 2: Convert to fraction form
    332,258.16/458,500.32 = 189,004.80/x
  3. Step 3: Cross multiply
    332,258.16x = 458,500.32 × 189,004.80
  4. Step 4: Simplify right side
    332,258.16x = 86,658,761,281.54
  5. Step 5: Solve for x
    x = 86,658,761,281.54/332,258.16
  6. Step 6: Final answer
    x = 260,817.56

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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.