Finding the Fourth Proportional to 497,263.24, 686,224.07 and 282,403.25
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Solution
The fourth proportional to 497,263.24, 686,224.07 and 282,403.25 is: 389,716.94
Step by Step Solution
- Step 1: Write the proportion equation
497,263.24 : 686,224.07 = 282,403.25 : x - Step 2: Convert to fraction form
497,263.24/686,224.07 = 282,403.25/x - Step 3: Cross multiply
497,263.24x = 686,224.07 × 282,403.25 - Step 4: Simplify right side
497,263.24x = 193,791,907,596.23 - Step 5: Solve for x
x = 193,791,907,596.23/497,263.24 - Step 6: Final answer
x = 389,716.94
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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.