Finding the Fourth Proportional to 352,837.41, 486,906.15 and 207,651.74
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Solution
The fourth proportional to 352,837.41, 486,906.15 and 207,651.74 is: 286,553.82
Step by Step Solution
- Step 1: Write the proportion equation
352,837.41 : 486,906.15 = 207,651.74 : x - Step 2: Convert to fraction form
352,837.41/486,906.15 = 207,651.74/x - Step 3: Cross multiply
352,837.41x = 486,906.15 × 207,651.74 - Step 4: Simplify right side
352,837.41x = 101,106,906,829.67 - Step 5: Solve for x
x = 101,106,906,829.67/352,837.41 - Step 6: Final answer
x = 286,553.82
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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.