Finding the Fourth Proportional to 304,216.41, 419,802.12 and 168,242.42
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Solution
The fourth proportional to 304,216.41, 419,802.12 and 168,242.42 is: 232,165.39
Step by Step Solution
- Step 1: Write the proportion equation
304,216.41 : 419,802.12 = 168,242.42 : x - Step 2: Convert to fraction form
304,216.41/419,802.12 = 168,242.42/x - Step 3: Cross multiply
304,216.41x = 419,802.12 × 168,242.42 - Step 4: Simplify right side
304,216.41x = 70,628,522,490.92 - Step 5: Solve for x
x = 70,628,522,490.92/304,216.41 - Step 6: Final answer
x = 232,165.39
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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.