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Finding the Fourth Proportional to 332,571.36, 458,931.24 and 189,330.96

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Solution

The fourth proportional to 332,571.36, 458,931.24 and 189,330.96 is: 261,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,571.36 : 458,931.24 = 189,330.96 : x
  2. Step 2: Convert to fraction form
    332,571.36/458,931.24 = 189,330.96/x
  3. Step 3: Cross multiply
    332,571.36x = 458,931.24 × 189,330.96
  4. Step 4: Simplify right side
    332,571.36x = 86,889,892,243.19
  5. Step 5: Solve for x
    x = 86,889,892,243.19/332,571.36
  6. Step 6: Final answer
    x = 261,266.91

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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.