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Finding the Fourth Proportional to 445,850.60, 668,862.30 and 224,234.60

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Solution

The fourth proportional to 445,850.60, 668,862.30 and 224,234.60 is: 336,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,850.60 : 668,862.30 = 224,234.60 : x
  2. Step 2: Convert to fraction form
    445,850.60/668,862.30 = 224,234.60/x
  3. Step 3: Cross multiply
    445,850.60x = 668,862.30 × 224,234.60
  4. Step 4: Simplify right side
    445,850.60x = 149,982,070,295.58
  5. Step 5: Solve for x
    x = 149,982,070,295.58/445,850.60
  6. Step 6: Final answer
    x = 336,395.35

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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.