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Finding the Fourth Proportional to 329,702.22, 494,636.49 and 152,334.63

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Solution

The fourth proportional to 329,702.22, 494,636.49 and 152,334.63 is: 228,540.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,702.22 : 494,636.49 = 152,334.63 : x
  2. Step 2: Convert to fraction form
    329,702.22/494,636.49 = 152,334.63/x
  3. Step 3: Cross multiply
    329,702.22x = 494,636.49 × 152,334.63
  4. Step 4: Simplify right side
    329,702.22x = 75,350,266,688.65
  5. Step 5: Solve for x
    x = 75,350,266,688.65/329,702.22
  6. Step 6: Final answer
    x = 228,540.37

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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.