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Finding the Fourth Proportional to 303,230.70, 454,846.02 and 170,204.40

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Solution

The fourth proportional to 303,230.70, 454,846.02 and 170,204.40 is: 255,306.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,230.70 : 454,846.02 = 170,204.40 : x
  2. Step 2: Convert to fraction form
    303,230.70/454,846.02 = 170,204.40/x
  3. Step 3: Cross multiply
    303,230.70x = 454,846.02 × 170,204.40
  4. Step 4: Simplify right side
    303,230.70x = 77,416,793,926.49
  5. Step 5: Solve for x
    x = 77,416,793,926.49/303,230.70
  6. Step 6: Final answer
    x = 255,306.58

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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.