Home / 1,116,540.82-1,674,559.68-317,804.68

Finding the Fourth Proportional to 1,116,540.82, 1,674,559.68 and 317,804.68

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Solution

The fourth proportional to 1,116,540.82, 1,674,559.68 and 317,804.68 is: 476,635.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,540.82 : 1,674,559.68 = 317,804.68 : x
  2. Step 2: Convert to fraction form
    1,116,540.82/1,674,559.68 = 317,804.68/x
  3. Step 3: Cross multiply
    1,116,540.82x = 1,674,559.68 × 317,804.68
  4. Step 4: Simplify right side
    1,116,540.82x = 532,182,903,243.30
  5. Step 5: Solve for x
    x = 532,182,903,243.30/1,116,540.82
  6. Step 6: Final answer
    x = 476,635.42

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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.