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Finding the Fourth Proportional to 224,321.36, 336,639.85 and 202,881.94

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Solution

The fourth proportional to 224,321.36, 336,639.85 and 202,881.94 is: 304,465.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,321.36 : 336,639.85 = 202,881.94 : x
  2. Step 2: Convert to fraction form
    224,321.36/336,639.85 = 202,881.94/x
  3. Step 3: Cross multiply
    224,321.36x = 336,639.85 × 202,881.94
  4. Step 4: Simplify right side
    224,321.36x = 68,298,144,500.50
  5. Step 5: Solve for x
    x = 68,298,144,500.50/224,321.36
  6. Step 6: Final answer
    x = 304,465.64

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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.