Finding the Fourth Proportional to 343,804.16, 514,824.96 and 203,663.36
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Solution
The fourth proportional to 343,804.16, 514,824.96 and 203,663.36 is: 304,972.99
Step by Step Solution
- Step 1: Write the proportion equation
343,804.16 : 514,824.96 = 203,663.36 : x - Step 2: Convert to fraction form
343,804.16/514,824.96 = 203,663.36/x - Step 3: Cross multiply
343,804.16x = 514,824.96 × 203,663.36 - Step 4: Simplify right side
343,804.16x = 104,850,981,165.47 - Step 5: Solve for x
x = 104,850,981,165.47/343,804.16 - Step 6: Final answer
x = 304,972.99
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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.