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Finding the Fourth Proportional to 217,445.02, 325,852.74 and 149,907.73

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Solution

The fourth proportional to 217,445.02, 325,852.74 and 149,907.73 is: 224,644.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,445.02 : 325,852.74 = 149,907.73 : x
  2. Step 2: Convert to fraction form
    217,445.02/325,852.74 = 149,907.73/x
  3. Step 3: Cross multiply
    217,445.02x = 325,852.74 × 149,907.73
  4. Step 4: Simplify right side
    217,445.02x = 48,847,844,567.68
  5. Step 5: Solve for x
    x = 48,847,844,567.68/217,445.02
  6. Step 6: Final answer
    x = 224,644.58

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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.