Finding the Fourth Proportional to 366,970.06, 550,396.05 and 100,668.79
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Solution
The fourth proportional to 366,970.06, 550,396.05 and 100,668.79 is: 150,986.99
Step by Step Solution
- Step 1: Write the proportion equation
366,970.06 : 550,396.05 = 100,668.79 : x - Step 2: Convert to fraction form
366,970.06/550,396.05 = 100,668.79/x - Step 3: Cross multiply
366,970.06x = 550,396.05 × 100,668.79 - Step 4: Simplify right side
366,970.06x = 55,407,704,374.28 - Step 5: Solve for x
x = 55,407,704,374.28/366,970.06 - Step 6: Final answer
x = 150,986.99
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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.