Finding the Fourth Proportional to 361,874.05, 542,812.49 and 151,364.32
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Solution
The fourth proportional to 361,874.05, 542,812.49 and 151,364.32 is: 227,047.07
Step by Step Solution
- Step 1: Write the proportion equation
361,874.05 : 542,812.49 = 151,364.32 : x - Step 2: Convert to fraction form
361,874.05/542,812.49 = 151,364.32/x - Step 3: Cross multiply
361,874.05x = 542,812.49 × 151,364.32 - Step 4: Simplify right side
361,874.05x = 82,162,442,679.54 - Step 5: Solve for x
x = 82,162,442,679.54/361,874.05 - Step 6: Final answer
x = 227,047.07
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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.