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Finding the Fourth Proportional to 329,699.07, 494,610.05 and 149,797.11

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Solution

The fourth proportional to 329,699.07, 494,610.05 and 149,797.11 is: 224,723.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,699.07 : 494,610.05 = 149,797.11 : x
  2. Step 2: Convert to fraction form
    329,699.07/494,610.05 = 149,797.11/x
  3. Step 3: Cross multiply
    329,699.07x = 494,610.05 × 149,797.11
  4. Step 4: Simplify right side
    329,699.07x = 74,091,155,317.97
  5. Step 5: Solve for x
    x = 74,091,155,317.97/329,699.07
  6. Step 6: Final answer
    x = 224,723.58

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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.