Finding the Fourth Proportional to 366,907.99, 550,416.63 and 130,230.85
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Solution
The fourth proportional to 366,907.99, 550,416.63 and 130,230.85 is: 195,365.67
Step by Step Solution
- Step 1: Write the proportion equation
366,907.99 : 550,416.63 = 130,230.85 : x - Step 2: Convert to fraction form
366,907.99/550,416.63 = 130,230.85/x - Step 3: Cross multiply
366,907.99x = 550,416.63 × 130,230.85 - Step 4: Simplify right side
366,907.99x = 71,681,225,579.04 - Step 5: Solve for x
x = 71,681,225,579.04/366,907.99 - Step 6: Final answer
x = 195,365.67
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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.