Finding the Fourth Proportional to 676,186.88, 1,014,291.84 and 255,660.80
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Solution
The fourth proportional to 676,186.88, 1,014,291.84 and 255,660.80 is: 383,495.56
Step by Step Solution
- Step 1: Write the proportion equation
676,186.88 : 1,014,291.84 = 255,660.80 : x - Step 2: Convert to fraction form
676,186.88/1,014,291.84 = 255,660.80/x - Step 3: Cross multiply
676,186.88x = 1,014,291.84 × 255,660.80 - Step 4: Simplify right side
676,186.88x = 259,314,663,247.87 - Step 5: Solve for x
x = 259,314,663,247.87/676,186.88 - Step 6: Final answer
x = 383,495.56
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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.