Finding the Fourth Proportional to 276,372.18, 413,893.93 and 157,683.69
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Solution
The fourth proportional to 276,372.18, 413,893.93 and 157,683.69 is: 236,146.50
Step by Step Solution
- Step 1: Write the proportion equation
276,372.18 : 413,893.93 = 157,683.69 : x - Step 2: Convert to fraction form
276,372.18/413,893.93 = 157,683.69/x - Step 3: Cross multiply
276,372.18x = 413,893.93 × 157,683.69 - Step 4: Simplify right side
276,372.18x = 65,264,322,151.00 - Step 5: Solve for x
x = 65,264,322,151.00/276,372.18 - Step 6: Final answer
x = 236,146.50
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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.