Finding the Fourth Proportional to 376,651.56, 564,976.32 and 136,764.99
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Solution
The fourth proportional to 376,651.56, 564,976.32 and 136,764.99 is: 205,147.11
Step by Step Solution
- Step 1: Write the proportion equation
376,651.56 : 564,976.32 = 136,764.99 : x - Step 2: Convert to fraction form
376,651.56/564,976.32 = 136,764.99/x - Step 3: Cross multiply
376,651.56x = 564,976.32 × 136,764.99 - Step 4: Simplify right side
376,651.56x = 77,268,980,755.04 - Step 5: Solve for x
x = 77,268,980,755.04/376,651.56 - Step 6: Final answer
x = 205,147.11
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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.