Finding the Fourth Proportional to 366,894.23, 550,396.02 and 130,217.09
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Solution
The fourth proportional to 366,894.23, 550,396.02 and 130,217.09 is: 195,345.04
Step by Step Solution
- Step 1: Write the proportion equation
366,894.23 : 550,396.02 = 130,217.09 : x - Step 2: Convert to fraction form
366,894.23/550,396.02 = 130,217.09/x - Step 3: Cross multiply
366,894.23x = 550,396.02 × 130,217.09 - Step 4: Simplify right side
366,894.23x = 71,670,965,320.00 - Step 5: Solve for x
x = 71,670,965,320.00/366,894.23 - Step 6: Final answer
x = 195,345.04
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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.