Finding the Fourth Proportional to 835,138.71, 1,252,094.63 and 266,192.55
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Solution
The fourth proportional to 835,138.71, 1,252,094.63 and 266,192.55 is: 399,093.30
Step by Step Solution
- Step 1: Write the proportion equation
835,138.71 : 1,252,094.63 = 266,192.55 : x - Step 2: Convert to fraction form
835,138.71/1,252,094.63 = 266,192.55/x - Step 3: Cross multiply
835,138.71x = 1,252,094.63 × 266,192.55 - Step 4: Simplify right side
835,138.71x = 333,298,261,070.04 - Step 5: Solve for x
x = 333,298,261,070.04/835,138.71 - Step 6: Final answer
x = 399,093.30
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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.