Home / 905,284.58-1,357,918.24-550,396.58

Finding the Fourth Proportional to 905,284.58, 1,357,918.24 and 550,396.58

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Solution

The fourth proportional to 905,284.58, 1,357,918.24 and 550,396.58 is: 825,589.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,284.58 : 1,357,918.24 = 550,396.58 : x
  2. Step 2: Convert to fraction form
    905,284.58/1,357,918.24 = 550,396.58/x
  3. Step 3: Cross multiply
    905,284.58x = 1,357,918.24 × 550,396.58
  4. Step 4: Simplify right side
    905,284.58x = 747,393,555,215.62
  5. Step 5: Solve for x
    x = 747,393,555,215.62/905,284.58
  6. Step 6: Final answer
    x = 825,589.62

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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.