Home / 735,814.22-1,105,845.72-684,729.93

Finding the Fourth Proportional to 735,814.22, 1,105,845.72 and 684,729.93

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Solution

The fourth proportional to 735,814.22, 1,105,845.72 and 684,729.93 is: 1,029,071.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,814.22 : 1,105,845.72 = 684,729.93 : x
  2. Step 2: Convert to fraction form
    735,814.22/1,105,845.72 = 684,729.93/x
  3. Step 3: Cross multiply
    735,814.22x = 1,105,845.72 × 684,729.93
  4. Step 4: Simplify right side
    735,814.22x = 757,205,659,022.75
  5. Step 5: Solve for x
    x = 757,205,659,022.75/735,814.22
  6. Step 6: Final answer
    x = 1,029,071.79

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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.