Home / 884,414.80-1,326,882.48-285,364.72

Finding the Fourth Proportional to 884,414.80, 1,326,882.48 and 285,364.72

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Solution

The fourth proportional to 884,414.80, 1,326,882.48 and 285,364.72 is: 428,131.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,414.80 : 1,326,882.48 = 285,364.72 : x
  2. Step 2: Convert to fraction form
    884,414.80/1,326,882.48 = 285,364.72/x
  3. Step 3: Cross multiply
    884,414.80x = 1,326,882.48 × 285,364.72
  4. Step 4: Simplify right side
    884,414.80x = 378,645,447,378.11
  5. Step 5: Solve for x
    x = 378,645,447,378.11/884,414.80
  6. Step 6: Final answer
    x = 428,131.06

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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.