Home / 759,379.79-1,141,138.97-404,647.31

Finding the Fourth Proportional to 759,379.79, 1,141,138.97 and 404,647.31

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Solution

The fourth proportional to 759,379.79, 1,141,138.97 and 404,647.31 is: 608,073.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,379.79 : 1,141,138.97 = 404,647.31 : x
  2. Step 2: Convert to fraction form
    759,379.79/1,141,138.97 = 404,647.31/x
  3. Step 3: Cross multiply
    759,379.79x = 1,141,138.97 × 404,647.31
  4. Step 4: Simplify right side
    759,379.79x = 461,758,814,546.67
  5. Step 5: Solve for x
    x = 461,758,814,546.67/759,379.79
  6. Step 6: Final answer
    x = 608,073.62

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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.