Finding the Fourth Proportional to 1,017,241.29, 1,403,765.24 and 558,355.23
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Solution
The fourth proportional to 1,017,241.29, 1,403,765.24 and 558,355.23 is: 770,514.99
Step by Step Solution
- Step 1: Write the proportion equation
1,017,241.29 : 1,403,765.24 = 558,355.23 : x - Step 2: Convert to fraction form
1,017,241.29/1,403,765.24 = 558,355.23/x - Step 3: Cross multiply
1,017,241.29x = 1,403,765.24 × 558,355.23 - Step 4: Simplify right side
1,017,241.29x = 783,799,660,654.43 - Step 5: Solve for x
x = 783,799,660,654.43/1,017,241.29 - Step 6: Final answer
x = 770,514.99
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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.