Finding the Fourth Proportional to 347,934.69, 480,141.70 and 204,703.95
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Solution
The fourth proportional to 347,934.69, 480,141.70 and 204,703.95 is: 282,486.64
Step by Step Solution
- Step 1: Write the proportion equation
347,934.69 : 480,141.70 = 204,703.95 : x - Step 2: Convert to fraction form
347,934.69/480,141.70 = 204,703.95/x - Step 3: Cross multiply
347,934.69x = 480,141.70 × 204,703.95 - Step 4: Simplify right side
347,934.69x = 98,286,902,549.72 - Step 5: Solve for x
x = 98,286,902,549.72/347,934.69 - Step 6: Final answer
x = 282,486.64
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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.