Finding the Fourth Proportional to 451,757.68, 677,599.61 and 152,231.62
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Solution
The fourth proportional to 451,757.68, 677,599.61 and 152,231.62 is: 228,334.99
Step by Step Solution
- Step 1: Write the proportion equation
451,757.68 : 677,599.61 = 152,231.62 : x - Step 2: Convert to fraction form
451,757.68/677,599.61 = 152,231.62/x - Step 3: Cross multiply
451,757.68x = 677,599.61 × 152,231.62 - Step 4: Simplify right side
451,757.68x = 103,152,086,341.67 - Step 5: Solve for x
x = 103,152,086,341.67/451,757.68 - Step 6: Final answer
x = 228,334.99
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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.