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Finding the Fourth Proportional to 329,461.44, 494,254.02 and 149,559.49

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Solution

The fourth proportional to 329,461.44, 494,254.02 and 149,559.49 is: 224,367.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,461.44 : 494,254.02 = 149,559.49 : x
  2. Step 2: Convert to fraction form
    329,461.44/494,254.02 = 149,559.49/x
  3. Step 3: Cross multiply
    329,461.44x = 494,254.02 × 149,559.49
  4. Step 4: Simplify right side
    329,461.44x = 73,920,379,161.65
  5. Step 5: Solve for x
    x = 73,920,379,161.65/329,461.44
  6. Step 6: Final answer
    x = 224,367.32

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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.