Finding the Fourth Proportional to 506,530.44, 759,514.68 and 207,221.22
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Solution
The fourth proportional to 506,530.44, 759,514.68 and 207,221.22 is: 310,716.88
Step by Step Solution
- Step 1: Write the proportion equation
506,530.44 : 759,514.68 = 207,221.22 : x - Step 2: Convert to fraction form
506,530.44/759,514.68 = 207,221.22/x - Step 3: Cross multiply
506,530.44x = 759,514.68 × 207,221.22 - Step 4: Simplify right side
506,530.44x = 157,387,558,597.51 - Step 5: Solve for x
x = 157,387,558,597.51/506,530.44 - Step 6: Final answer
x = 310,716.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.