Finding the Fourth Proportional to 505,974.40, 758,961.60 and 190,502.08
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Solution
The fourth proportional to 505,974.40, 758,961.60 and 190,502.08 is: 285,753.12
Step by Step Solution
- Step 1: Write the proportion equation
505,974.40 : 758,961.60 = 190,502.08 : x - Step 2: Convert to fraction form
505,974.40/758,961.60 = 190,502.08/x - Step 3: Cross multiply
505,974.40x = 758,961.60 × 190,502.08 - Step 4: Simplify right side
505,974.40x = 144,583,763,440.13 - Step 5: Solve for x
x = 144,583,763,440.13/505,974.40 - Step 6: Final answer
x = 285,753.12
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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.