Finding the Fourth Proportional to 1,135,445.75, 1,566,992.55 and 658,517.75
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Solution
The fourth proportional to 1,135,445.75, 1,566,992.55 and 658,517.75 is: 908,799.39
Step by Step Solution
- Step 1: Write the proportion equation
1,135,445.75 : 1,566,992.55 = 658,517.75 : x - Step 2: Convert to fraction form
1,135,445.75/1,566,992.55 = 658,517.75/x - Step 3: Cross multiply
1,135,445.75x = 1,566,992.55 × 658,517.75 - Step 4: Simplify right side
1,135,445.75x = 1,031,892,408,292.76 - Step 5: Solve for x
x = 1,031,892,408,292.76/1,135,445.75 - Step 6: Final answer
x = 908,799.39
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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.