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Finding the Fourth Proportional to 332,912.25, 459,420.53 and 182,009.25

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Solution

The fourth proportional to 332,912.25, 459,420.53 and 182,009.25 is: 251,173.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,912.25 : 459,420.53 = 182,009.25 : x
  2. Step 2: Convert to fraction form
    332,912.25/459,420.53 = 182,009.25/x
  3. Step 3: Cross multiply
    332,912.25x = 459,420.53 × 182,009.25
  4. Step 4: Simplify right side
    332,912.25x = 83,618,785,189.86
  5. Step 5: Solve for x
    x = 83,618,785,189.86/332,912.25
  6. Step 6: Final answer
    x = 251,173.65

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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.