Finding the Fourth Proportional to 324,312.66, 486,690.44 and 113,950.62
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Solution
The fourth proportional to 324,312.66, 486,690.44 and 113,950.62 is: 171,003.74
Step by Step Solution
- Step 1: Write the proportion equation
324,312.66 : 486,690.44 = 113,950.62 : x - Step 2: Convert to fraction form
324,312.66/486,690.44 = 113,950.62/x - Step 3: Cross multiply
324,312.66x = 486,690.44 × 113,950.62 - Step 4: Simplify right side
324,312.66x = 55,458,676,816.32 - Step 5: Solve for x
x = 55,458,676,816.32/324,312.66 - Step 6: Final answer
x = 171,003.74
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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.