Finding the Fourth Proportional to 912,483.98, 1,259,236.04 and 504,613.26
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Solution
The fourth proportional to 912,483.98, 1,259,236.04 and 504,613.26 is: 696,370.80
Step by Step Solution
- Step 1: Write the proportion equation
912,483.98 : 1,259,236.04 = 504,613.26 : x - Step 2: Convert to fraction form
912,483.98/1,259,236.04 = 504,613.26/x - Step 3: Cross multiply
912,483.98x = 1,259,236.04 × 504,613.26 - Step 4: Simplify right side
912,483.98x = 635,427,199,793.29 - Step 5: Solve for x
x = 635,427,199,793.29/912,483.98 - Step 6: Final answer
x = 696,370.80
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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.