Finding the Fourth Proportional to 226,864.60, 337,968.80 and 216,629.44
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Solution
The fourth proportional to 226,864.60, 337,968.80 and 216,629.44 is: 322,721.09
Step by Step Solution
- Step 1: Write the proportion equation
226,864.60 : 337,968.80 = 216,629.44 : x - Step 2: Convert to fraction form
226,864.60/337,968.80 = 216,629.44/x - Step 3: Cross multiply
226,864.60x = 337,968.80 × 216,629.44 - Step 4: Simplify right side
226,864.60x = 73,213,991,881.47 - Step 5: Solve for x
x = 73,213,991,881.47/226,864.60 - Step 6: Final answer
x = 322,721.09
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.