Finding the Fourth Proportional to 384,403.14, 576,659.97 and 118,186.02
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Solution
The fourth proportional to 384,403.14, 576,659.97 and 118,186.02 is: 177,296.02
Step by Step Solution
- Step 1: Write the proportion equation
384,403.14 : 576,659.97 = 118,186.02 : x - Step 2: Convert to fraction form
384,403.14/576,659.97 = 118,186.02/x - Step 3: Cross multiply
384,403.14x = 576,659.97 × 118,186.02 - Step 4: Simplify right side
384,403.14x = 68,153,146,747.62 - Step 5: Solve for x
x = 68,153,146,747.62/384,403.14 - Step 6: Final answer
x = 177,296.02
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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.