Finding the Fourth Proportional to 304,254.42, 419,863.19 and 168,284.99
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Solution
The fourth proportional to 304,254.42, 419,863.19 and 168,284.99 is: 232,228.90
Step by Step Solution
- Step 1: Write the proportion equation
304,254.42 : 419,863.19 = 168,284.99 : x - Step 2: Convert to fraction form
304,254.42/419,863.19 = 168,284.99/x - Step 3: Cross multiply
304,254.42x = 419,863.19 × 168,284.99 - Step 4: Simplify right side
304,254.42x = 70,656,669,789.78 - Step 5: Solve for x
x = 70,656,669,789.78/304,254.42 - Step 6: Final answer
x = 232,228.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.