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Finding the Fourth Proportional to 297,515.45, 446,287.52 and 97,831.41

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Solution

The fourth proportional to 297,515.45, 446,287.52 and 97,831.41 is: 146,751.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,515.45 : 446,287.52 = 97,831.41 : x
  2. Step 2: Convert to fraction form
    297,515.45/446,287.52 = 97,831.41/x
  3. Step 3: Cross multiply
    297,515.45x = 446,287.52 × 97,831.41
  4. Step 4: Simplify right side
    297,515.45x = 43,660,936,857.85
  5. Step 5: Solve for x
    x = 43,660,936,857.85/297,515.45
  6. Step 6: Final answer
    x = 146,751.83

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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.