Finding the Fourth Proportional to 386,514.04, 533,394.84 and 233,530.96
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Solution
The fourth proportional to 386,514.04, 533,394.84 and 233,530.96 is: 322,276.03
Step by Step Solution
- Step 1: Write the proportion equation
386,514.04 : 533,394.84 = 233,530.96 : x - Step 2: Convert to fraction form
386,514.04/533,394.84 = 233,530.96/x - Step 3: Cross multiply
386,514.04x = 533,394.84 × 233,530.96 - Step 4: Simplify right side
386,514.04x = 124,564,209,044.25 - Step 5: Solve for x
x = 124,564,209,044.25/386,514.04 - Step 6: Final answer
x = 322,276.03
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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.