Finding the Fourth Proportional to 464,229.12, 696,343.70 and 306,420.68
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Solution
The fourth proportional to 464,229.12, 696,343.70 and 306,420.68 is: 459,631.03
Step by Step Solution
- Step 1: Write the proportion equation
464,229.12 : 696,343.70 = 306,420.68 : x - Step 2: Convert to fraction form
464,229.12/696,343.70 = 306,420.68/x - Step 3: Cross multiply
464,229.12x = 696,343.70 × 306,420.68 - Step 4: Simplify right side
464,229.12x = 213,374,110,067.72 - Step 5: Solve for x
x = 213,374,110,067.72/464,229.12 - Step 6: Final answer
x = 459,631.03
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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.