Finding the Fourth Proportional to 808,569.75, 1,212,336.11 and 335,581.59
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Solution
The fourth proportional to 808,569.75, 1,212,336.11 and 335,581.59 is: 503,157.18
Step by Step Solution
- Step 1: Write the proportion equation
808,569.75 : 1,212,336.11 = 335,581.59 : x - Step 2: Convert to fraction form
808,569.75/1,212,336.11 = 335,581.59/x - Step 3: Cross multiply
808,569.75x = 1,212,336.11 × 335,581.59 - Step 4: Simplify right side
808,569.75x = 406,837,677,730.31 - Step 5: Solve for x
x = 406,837,677,730.31/808,569.75 - Step 6: Final answer
x = 503,157.18
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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.