Finding the Fourth Proportional to 416,556.18, 624,705.12 and 150,282.09
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Solution
The fourth proportional to 416,556.18, 624,705.12 and 150,282.09 is: 225,376.54
Step by Step Solution
- Step 1: Write the proportion equation
416,556.18 : 624,705.12 = 150,282.09 : x - Step 2: Convert to fraction form
416,556.18/624,705.12 = 150,282.09/x - Step 3: Cross multiply
416,556.18x = 624,705.12 × 150,282.09 - Step 4: Simplify right side
416,556.18x = 93,881,991,067.30 - Step 5: Solve for x
x = 93,881,991,067.30/416,556.18 - Step 6: Final answer
x = 225,376.54
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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.