Finding the Fourth Proportional to 370,912.85, 556,291.42 and 104,611.08
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Solution
The fourth proportional to 370,912.85, 556,291.42 and 104,611.08 is: 156,894.66
Step by Step Solution
- Step 1: Write the proportion equation
370,912.85 : 556,291.42 = 104,611.08 : x - Step 2: Convert to fraction form
370,912.85/556,291.42 = 104,611.08/x - Step 3: Cross multiply
370,912.85x = 556,291.42 × 104,611.08 - Step 4: Simplify right side
370,912.85x = 58,194,246,240.93 - Step 5: Solve for x
x = 58,194,246,240.93/370,912.85 - Step 6: Final answer
x = 156,894.66
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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.