Finding the Fourth Proportional to 299,327.74, 413,076.11 and 176,824.15
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Solution
The fourth proportional to 299,327.74, 413,076.11 and 176,824.15 is: 244,019.58
Step by Step Solution
- Step 1: Write the proportion equation
299,327.74 : 413,076.11 = 176,824.15 : x - Step 2: Convert to fraction form
299,327.74/413,076.11 = 176,824.15/x - Step 3: Cross multiply
299,327.74x = 413,076.11 × 176,824.15 - Step 4: Simplify right side
299,327.74x = 73,041,830,119.25 - Step 5: Solve for x
x = 73,041,830,119.25/299,327.74 - Step 6: Final answer
x = 244,019.58
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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.