Finding the Fourth Proportional to 300,844.24, 415,055.12 and 179,988.96
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Solution
The fourth proportional to 300,844.24, 415,055.12 and 179,988.96 is: 248,319.00
Step by Step Solution
- Step 1: Write the proportion equation
300,844.24 : 415,055.12 = 179,988.96 : x - Step 2: Convert to fraction form
300,844.24/415,055.12 = 179,988.96/x - Step 3: Cross multiply
300,844.24x = 415,055.12 × 179,988.96 - Step 4: Simplify right side
300,844.24x = 74,705,339,391.48 - Step 5: Solve for x
x = 74,705,339,391.48/300,844.24 - Step 6: Final answer
x = 248,319.00
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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.