Finding the Fourth Proportional to 543,677.02, 750,283.56 and 298,672.08
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Solution
The fourth proportional to 543,677.02, 750,283.56 and 298,672.08 is: 412,172.56
Step by Step Solution
- Step 1: Write the proportion equation
543,677.02 : 750,283.56 = 298,672.08 : x - Step 2: Convert to fraction form
543,677.02/750,283.56 = 298,672.08/x - Step 3: Cross multiply
543,677.02x = 750,283.56 × 298,672.08 - Step 4: Simplify right side
543,677.02x = 224,088,751,455.01 - Step 5: Solve for x
x = 224,088,751,455.01/543,677.02 - Step 6: Final answer
x = 412,172.56
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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.