Home / 759,450.82-1,139,349.03-404,277.70

Finding the Fourth Proportional to 759,450.82, 1,139,349.03 and 404,277.70

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Solution

The fourth proportional to 759,450.82, 1,139,349.03 and 404,277.70 is: 606,508.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,450.82 : 1,139,349.03 = 404,277.70 : x
  2. Step 2: Convert to fraction form
    759,450.82/1,139,349.03 = 404,277.70/x
  3. Step 3: Cross multiply
    759,450.82x = 1,139,349.03 × 404,277.70
  4. Step 4: Simplify right side
    759,450.82x = 460,613,405,345.63
  5. Step 5: Solve for x
    x = 460,613,405,345.63/759,450.82
  6. Step 6: Final answer
    x = 606,508.54

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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.