Finding the Fourth Proportional to 299,341.96, 413,044.74 and 178,400.28
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Solution
The fourth proportional to 299,341.96, 413,044.74 and 178,400.28 is: 246,164.28
Step by Step Solution
- Step 1: Write the proportion equation
299,341.96 : 413,044.74 = 178,400.28 : x - Step 2: Convert to fraction form
299,341.96/413,044.74 = 178,400.28/x - Step 3: Cross multiply
299,341.96x = 413,044.74 × 178,400.28 - Step 4: Simplify right side
299,341.96x = 73,687,297,268.53 - Step 5: Solve for x
x = 73,687,297,268.53/299,341.96 - Step 6: Final answer
x = 246,164.28
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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.