Home / 881,662.72-1,322,455.20-282,653.95

Finding the Fourth Proportional to 881,662.72, 1,322,455.20 and 282,653.95

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Solution

The fourth proportional to 881,662.72, 1,322,455.20 and 282,653.95 is: 423,968.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,662.72 : 1,322,455.20 = 282,653.95 : x
  2. Step 2: Convert to fraction form
    881,662.72/1,322,455.20 = 282,653.95/x
  3. Step 3: Cross multiply
    881,662.72x = 1,322,455.20 × 282,653.95
  4. Step 4: Simplify right side
    881,662.72x = 373,797,185,978.04
  5. Step 5: Solve for x
    x = 373,797,185,978.04/881,662.72
  6. Step 6: Final answer
    x = 423,968.46

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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.