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Finding the Fourth Proportional to 224,735.40, 337,491.90 and 146,197.80

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Solution

The fourth proportional to 224,735.40, 337,491.90 and 146,197.80 is: 219,549.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,735.40 : 337,491.90 = 146,197.80 : x
  2. Step 2: Convert to fraction form
    224,735.40/337,491.90 = 146,197.80/x
  3. Step 3: Cross multiply
    224,735.40x = 337,491.90 × 146,197.80
  4. Step 4: Simplify right side
    224,735.40x = 49,340,573,297.82
  5. Step 5: Solve for x
    x = 49,340,573,297.82/224,735.40
  6. Step 6: Final answer
    x = 219,549.63

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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.