Finding the Fourth Proportional to 302,844.64, 417,897.04 and 178,646.26
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Solution
The fourth proportional to 302,844.64, 417,897.04 and 178,646.26 is: 246,514.99
Step by Step Solution
- Step 1: Write the proportion equation
302,844.64 : 417,897.04 = 178,646.26 : x - Step 2: Convert to fraction form
302,844.64/417,897.04 = 178,646.26/x - Step 3: Cross multiply
302,844.64x = 417,897.04 × 178,646.26 - Step 4: Simplify right side
302,844.64x = 74,655,741,171.59 - Step 5: Solve for x
x = 74,655,741,171.59/302,844.64 - Step 6: Final answer
x = 246,514.99
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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.