Finding the Fourth Proportional to 414,081.94, 571,427.60 and 230,319.26
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Solution
The fourth proportional to 414,081.94, 571,427.60 and 230,319.26 is: 317,837.53
Step by Step Solution
- Step 1: Write the proportion equation
414,081.94 : 571,427.60 = 230,319.26 : x - Step 2: Convert to fraction form
414,081.94/571,427.60 = 230,319.26/x - Step 3: Cross multiply
414,081.94x = 571,427.60 × 230,319.26 - Step 4: Simplify right side
414,081.94x = 131,610,782,252.55 - Step 5: Solve for x
x = 131,610,782,252.55/414,081.94 - Step 6: Final answer
x = 317,837.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.