Finding the Fourth Proportional to 569,539.62, 785,998.35 and 327,816.18
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Solution
The fourth proportional to 569,539.62, 785,998.35 and 327,816.18 is: 452,405.71
Step by Step Solution
- Step 1: Write the proportion equation
569,539.62 : 785,998.35 = 327,816.18 : x - Step 2: Convert to fraction form
569,539.62/785,998.35 = 327,816.18/x - Step 3: Cross multiply
569,539.62x = 785,998.35 × 327,816.18 - Step 4: Simplify right side
569,539.62x = 257,662,976,583.30 - Step 5: Solve for x
x = 257,662,976,583.30/569,539.62 - Step 6: Final answer
x = 452,405.71
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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.