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Finding the Fourth Proportional to 297,803.79, 446,771.57 and 98,116.11

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Solution

The fourth proportional to 297,803.79, 446,771.57 and 98,116.11 is: 147,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,803.79 : 446,771.57 = 98,116.11 : x
  2. Step 2: Convert to fraction form
    297,803.79/446,771.57 = 98,116.11/x
  3. Step 3: Cross multiply
    297,803.79x = 446,771.57 × 98,116.11
  4. Step 4: Simplify right side
    297,803.79x = 43,835,488,016.41
  5. Step 5: Solve for x
    x = 43,835,488,016.41/297,803.79
  6. Step 6: Final answer
    x = 147,195.87

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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.