Home / 881,668.72-1,322,464.20-282,659.95

Finding the Fourth Proportional to 881,668.72, 1,322,464.20 and 282,659.95

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Solution

The fourth proportional to 881,668.72, 1,322,464.20 and 282,659.95 is: 423,977.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,668.72 : 1,322,464.20 = 282,659.95 : x
  2. Step 2: Convert to fraction form
    881,668.72/1,322,464.20 = 282,659.95/x
  3. Step 3: Cross multiply
    881,668.72x = 1,322,464.20 × 282,659.95
  4. Step 4: Simplify right side
    881,668.72x = 373,807,664,648.79
  5. Step 5: Solve for x
    x = 373,807,664,648.79/881,668.72
  6. Step 6: Final answer
    x = 423,977.46

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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.