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Finding the Fourth Proportional to 333,758.64, 461,028.60 and 248,728.08

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Solution

The fourth proportional to 333,758.64, 461,028.60 and 248,728.08 is: 343,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,758.64 : 461,028.60 = 248,728.08 : x
  2. Step 2: Convert to fraction form
    333,758.64/461,028.60 = 248,728.08/x
  3. Step 3: Cross multiply
    333,758.64x = 461,028.60 × 248,728.08
  4. Step 4: Simplify right side
    333,758.64x = 114,670,758,503.09
  5. Step 5: Solve for x
    x = 114,670,758,503.09/333,758.64
  6. Step 6: Final answer
    x = 343,573.90

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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.