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Finding the Fourth Proportional to 224,365.09, 308,993.94 and 219,466.21

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Solution

The fourth proportional to 224,365.09, 308,993.94 and 219,466.21 is: 302,247.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,365.09 : 308,993.94 = 219,466.21 : x
  2. Step 2: Convert to fraction form
    224,365.09/308,993.94 = 219,466.21/x
  3. Step 3: Cross multiply
    224,365.09x = 308,993.94 × 219,466.21
  4. Step 4: Simplify right side
    224,365.09x = 67,813,728,924.77
  5. Step 5: Solve for x
    x = 67,813,728,924.77/224,365.09
  6. Step 6: Final answer
    x = 302,247.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.