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Finding the Fourth Proportional to 351,466.08, 485,025.48 and 190,321.14

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Solution

The fourth proportional to 351,466.08, 485,025.48 and 190,321.14 is: 262,644.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,466.08 : 485,025.48 = 190,321.14 : x
  2. Step 2: Convert to fraction form
    351,466.08/485,025.48 = 190,321.14/x
  3. Step 3: Cross multiply
    351,466.08x = 485,025.48 × 190,321.14
  4. Step 4: Simplify right side
    351,466.08x = 92,310,602,282.65
  5. Step 5: Solve for x
    x = 92,310,602,282.65/351,466.08
  6. Step 6: Final answer
    x = 262,644.41

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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.