Finding the Fourth Proportional to 309,597.86, 464,418.84 and 107,110.02
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Solution
The fourth proportional to 309,597.86, 464,418.84 and 107,110.02 is: 160,672.66
Step by Step Solution
- Step 1: Write the proportion equation
309,597.86 : 464,418.84 = 107,110.02 : x - Step 2: Convert to fraction form
309,597.86/464,418.84 = 107,110.02/x - Step 3: Cross multiply
309,597.86x = 464,418.84 × 107,110.02 - Step 4: Simplify right side
309,597.86x = 49,743,911,240.78 - Step 5: Solve for x
x = 49,743,911,240.78/309,597.86 - Step 6: Final answer
x = 160,672.66
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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.