Finding the Fourth Proportional to 271,408.17, 374,560.26 and 156,707.82
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Solution
The fourth proportional to 271,408.17, 374,560.26 and 156,707.82 is: 216,266.60
Step by Step Solution
- Step 1: Write the proportion equation
271,408.17 : 374,560.26 = 156,707.82 : x - Step 2: Convert to fraction form
271,408.17/374,560.26 = 156,707.82/x - Step 3: Cross multiply
271,408.17x = 374,560.26 × 156,707.82 - Step 4: Simplify right side
271,408.17x = 58,696,521,803.23 - Step 5: Solve for x
x = 58,696,521,803.23/271,408.17 - Step 6: Final answer
x = 216,266.60
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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.