Finding the Fourth Proportional to 794,470.90, 1,190,110.75 and 367,408.12
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Solution
The fourth proportional to 794,470.90, 1,190,110.75 and 367,408.12 is: 550,374.28
Step by Step Solution
- Step 1: Write the proportion equation
794,470.90 : 1,190,110.75 = 367,408.12 : x - Step 2: Convert to fraction form
794,470.90/1,190,110.75 = 367,408.12/x - Step 3: Cross multiply
794,470.90x = 1,190,110.75 × 367,408.12 - Step 4: Simplify right side
794,470.90x = 437,256,351,412.25 - Step 5: Solve for x
x = 437,256,351,412.25/794,470.90 - Step 6: Final answer
x = 550,374.28
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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.