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Finding the Fourth Proportional to 297,237.26, 445,094.70 and 163,969.40

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Solution

The fourth proportional to 297,237.26, 445,094.70 and 163,969.40 is: 245,534.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,237.26 : 445,094.70 = 163,969.40 : x
  2. Step 2: Convert to fraction form
    297,237.26/445,094.70 = 163,969.40/x
  3. Step 3: Cross multiply
    297,237.26x = 445,094.70 × 163,969.40
  4. Step 4: Simplify right side
    297,237.26x = 72,981,910,902.18
  5. Step 5: Solve for x
    x = 72,981,910,902.18/297,237.26
  6. Step 6: Final answer
    x = 245,534.19

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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.