Finding the Fourth Proportional to 635,817.08, 877,426.84 and 349,336.44
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Solution
The fourth proportional to 635,817.08, 877,426.84 and 349,336.44 is: 482,083.89
Step by Step Solution
- Step 1: Write the proportion equation
635,817.08 : 877,426.84 = 349,336.44 : x - Step 2: Convert to fraction form
635,817.08/877,426.84 = 349,336.44/x - Step 3: Cross multiply
635,817.08x = 877,426.84 × 349,336.44 - Step 4: Simplify right side
635,817.08x = 306,517,168,646.05 - Step 5: Solve for x
x = 306,517,168,646.05/635,817.08 - Step 6: Final answer
x = 482,083.89
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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.