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Finding the Fourth Proportional to 329,010.72, 493,516.01 and 179,376.86

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Solution

The fourth proportional to 329,010.72, 493,516.01 and 179,376.86 is: 269,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,010.72 : 493,516.01 = 179,376.86 : x
  2. Step 2: Convert to fraction form
    329,010.72/493,516.01 = 179,376.86/x
  3. Step 3: Cross multiply
    329,010.72x = 493,516.01 × 179,376.86
  4. Step 4: Simplify right side
    329,010.72x = 88,525,349,765.95
  5. Step 5: Solve for x
    x = 88,525,349,765.95/329,010.72
  6. Step 6: Final answer
    x = 269,065.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.