Finding the Fourth Proportional to 794,043.36, 1,190,395.26 and 344,425.74
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Solution
The fourth proportional to 794,043.36, 1,190,395.26 and 344,425.74 is: 516,348.08
Step by Step Solution
- Step 1: Write the proportion equation
794,043.36 : 1,190,395.26 = 344,425.74 : x - Step 2: Convert to fraction form
794,043.36/1,190,395.26 = 344,425.74/x - Step 3: Cross multiply
794,043.36x = 1,190,395.26 × 344,425.74 - Step 4: Simplify right side
794,043.36x = 410,002,768,317.99 - Step 5: Solve for x
x = 410,002,768,317.99/794,043.36 - Step 6: Final answer
x = 516,348.08
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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.