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Finding the Fourth Proportional to 296,469.70, 444,704.55 and 163,281.40

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Solution

The fourth proportional to 296,469.70, 444,704.55 and 163,281.40 is: 244,922.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,469.70 : 444,704.55 = 163,281.40 : x
  2. Step 2: Convert to fraction form
    296,469.70/444,704.55 = 163,281.40/x
  3. Step 3: Cross multiply
    296,469.70x = 444,704.55 × 163,281.40
  4. Step 4: Simplify right side
    296,469.70x = 72,611,981,510.37
  5. Step 5: Solve for x
    x = 72,611,981,510.37/296,469.70
  6. Step 6: Final answer
    x = 244,922.10

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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.