Finding the Fourth Proportional to 336,845.41, 505,266.68 and 137,118.44
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Solution
The fourth proportional to 336,845.41, 505,266.68 and 137,118.44 is: 205,677.08
Step by Step Solution
- Step 1: Write the proportion equation
336,845.41 : 505,266.68 = 137,118.44 : x - Step 2: Convert to fraction form
336,845.41/505,266.68 = 137,118.44/x - Step 3: Cross multiply
336,845.41x = 505,266.68 × 137,118.44 - Step 4: Simplify right side
336,845.41x = 69,281,380,551.54 - Step 5: Solve for x
x = 69,281,380,551.54/336,845.41 - Step 6: Final answer
x = 205,677.08
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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.