Finding the Fourth Proportional to 497,804.29, 686,968.64 and 271,449.79
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Solution
The fourth proportional to 497,804.29, 686,968.64 and 271,449.79 is: 374,600.01
Step by Step Solution
- Step 1: Write the proportion equation
497,804.29 : 686,968.64 = 271,449.79 : x - Step 2: Convert to fraction form
497,804.29/686,968.64 = 271,449.79/x - Step 3: Cross multiply
497,804.29x = 686,968.64 × 271,449.79 - Step 4: Simplify right side
497,804.29x = 186,477,488,272.49 - Step 5: Solve for x
x = 186,477,488,272.49/497,804.29 - Step 6: Final answer
x = 374,600.01
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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.