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Finding the Fourth Proportional to 329,724.46, 494,607.66 and 93,085.66

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Solution

The fourth proportional to 329,724.46, 494,607.66 and 93,085.66 is: 139,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,724.46 : 494,607.66 = 93,085.66 : x
  2. Step 2: Convert to fraction form
    329,724.46/494,607.66 = 93,085.66/x
  3. Step 3: Cross multiply
    329,724.46x = 494,607.66 × 93,085.66
  4. Step 4: Simplify right side
    329,724.46x = 46,040,880,472.16
  5. Step 5: Solve for x
    x = 46,040,880,472.16/329,724.46
  6. Step 6: Final answer
    x = 139,634.41

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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.