Finding the Fourth Proportional to 658,514.26, 987,909.09 and 374,335.48
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Solution
The fourth proportional to 658,514.26, 987,909.09 and 374,335.48 is: 561,581.50
Step by Step Solution
- Step 1: Write the proportion equation
658,514.26 : 987,909.09 = 374,335.48 : x - Step 2: Convert to fraction form
658,514.26/987,909.09 = 374,335.48/x - Step 3: Cross multiply
658,514.26x = 987,909.09 × 374,335.48 - Step 4: Simplify right side
658,514.26x = 369,809,423,401.51 - Step 5: Solve for x
x = 369,809,423,401.51/658,514.26 - Step 6: Final answer
x = 561,581.50
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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.