Home / 457,788.78-631,622.00-264,183.19

Finding the Fourth Proportional to 457,788.78, 631,622.00 and 264,183.19

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Solution

The fourth proportional to 457,788.78, 631,622.00 and 264,183.19 is: 364,499.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,788.78 : 631,622.00 = 264,183.19 : x
  2. Step 2: Convert to fraction form
    457,788.78/631,622.00 = 264,183.19/x
  3. Step 3: Cross multiply
    457,788.78x = 631,622.00 × 264,183.19
  4. Step 4: Simplify right side
    457,788.78x = 166,863,913,915.58
  5. Step 5: Solve for x
    x = 166,863,913,915.58/457,788.78
  6. Step 6: Final answer
    x = 364,499.79

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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.