Finding the Fourth Proportional to 427,961.05, 590,586.21 and 236,974.43
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Solution
The fourth proportional to 427,961.05, 590,586.21 and 236,974.43 is: 327,024.70
Step by Step Solution
- Step 1: Write the proportion equation
427,961.05 : 590,586.21 = 236,974.43 : x - Step 2: Convert to fraction form
427,961.05/590,586.21 = 236,974.43/x - Step 3: Cross multiply
427,961.05x = 590,586.21 × 236,974.43 - Step 4: Simplify right side
427,961.05x = 139,953,831,957.08 - Step 5: Solve for x
x = 139,953,831,957.08/427,961.05 - Step 6: Final answer
x = 327,024.70
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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.