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Finding the Fourth Proportional to 328,500.96, 453,331.44 and 177,597.96

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Solution

The fourth proportional to 328,500.96, 453,331.44 and 177,597.96 is: 245,085.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,500.96 : 453,331.44 = 177,597.96 : x
  2. Step 2: Convert to fraction form
    328,500.96/453,331.44 = 177,597.96/x
  3. Step 3: Cross multiply
    328,500.96x = 453,331.44 × 177,597.96
  4. Step 4: Simplify right side
    328,500.96x = 80,510,738,947.86
  5. Step 5: Solve for x
    x = 80,510,738,947.86/328,500.96
  6. Step 6: Final answer
    x = 245,085.25

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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.