Finding the Fourth Proportional to 635,925.96, 877,584.81 and 349,446.12
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Solution
The fourth proportional to 635,925.96, 877,584.81 and 349,446.12 is: 482,239.48
Step by Step Solution
- Step 1: Write the proportion equation
635,925.96 : 877,584.81 = 349,446.12 : x - Step 2: Convert to fraction form
635,925.96/877,584.81 = 349,446.12/x - Step 3: Cross multiply
635,925.96x = 877,584.81 × 349,446.12 - Step 4: Simplify right side
635,925.96x = 306,668,606,825.44 - Step 5: Solve for x
x = 306,668,606,825.44/635,925.96 - Step 6: Final answer
x = 482,239.48
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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.