Finding the Fourth Proportional to 270,135.60, 404,668.80 and 236,893.20
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Solution
The fourth proportional to 270,135.60, 404,668.80 and 236,893.20 is: 354,870.99
Step by Step Solution
- Step 1: Write the proportion equation
270,135.60 : 404,668.80 = 236,893.20 : x - Step 2: Convert to fraction form
270,135.60/404,668.80 = 236,893.20/x - Step 3: Cross multiply
270,135.60x = 404,668.80 × 236,893.20 - Step 4: Simplify right side
270,135.60x = 95,863,286,972.16 - Step 5: Solve for x
x = 95,863,286,972.16/270,135.60 - Step 6: Final answer
x = 354,870.99
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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.