Home / 884,333.88-1,326,758.94-285,282.72

Finding the Fourth Proportional to 884,333.88, 1,326,758.94 and 285,282.72

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Solution

The fourth proportional to 884,333.88, 1,326,758.94 and 285,282.72 is: 428,007.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,333.88 : 1,326,758.94 = 285,282.72 : x
  2. Step 2: Convert to fraction form
    884,333.88/1,326,758.94 = 285,282.72/x
  3. Step 3: Cross multiply
    884,333.88x = 1,326,758.94 × 285,282.72
  4. Step 4: Simplify right side
    884,333.88x = 378,501,399,187.52
  5. Step 5: Solve for x
    x = 378,501,399,187.52/884,333.88
  6. Step 6: Final answer
    x = 428,007.35

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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.