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Finding the Fourth Proportional to 476,891.64, 658,150.56 and 262,074.60

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Solution

The fourth proportional to 476,891.64, 658,150.56 and 262,074.60 is: 361,684.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,891.64 : 658,150.56 = 262,074.60 : x
  2. Step 2: Convert to fraction form
    476,891.64/658,150.56 = 262,074.60/x
  3. Step 3: Cross multiply
    476,891.64x = 658,150.56 × 262,074.60
  4. Step 4: Simplify right side
    476,891.64x = 172,484,544,751.78
  5. Step 5: Solve for x
    x = 172,484,544,751.78/476,891.64
  6. Step 6: Final answer
    x = 361,684.98

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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.