Finding the Fourth Proportional to 268,536.94, 370,590.48 and 147,687.58
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Solution
The fourth proportional to 268,536.94, 370,590.48 and 147,687.58 is: 203,814.09
Step by Step Solution
- Step 1: Write the proportion equation
268,536.94 : 370,590.48 = 147,687.58 : x - Step 2: Convert to fraction form
268,536.94/370,590.48 = 147,687.58/x - Step 3: Cross multiply
268,536.94x = 370,590.48 × 147,687.58 - Step 4: Simplify right side
268,536.94x = 54,731,611,162.24 - Step 5: Solve for x
x = 54,731,611,162.24/268,536.94 - Step 6: Final answer
x = 203,814.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.