Finding the Fourth Proportional to 405,765.73, 608,529.62 and 152,863.75
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Solution
The fourth proportional to 405,765.73, 608,529.62 and 152,863.75 is: 229,250.80
Step by Step Solution
- Step 1: Write the proportion equation
405,765.73 : 608,529.62 = 152,863.75 : x - Step 2: Convert to fraction form
405,765.73/608,529.62 = 152,863.75/x - Step 3: Cross multiply
405,765.73x = 608,529.62 × 152,863.75 - Step 4: Simplify right side
405,765.73x = 93,022,119,699.28 - Step 5: Solve for x
x = 93,022,119,699.28/405,765.73 - Step 6: Final answer
x = 229,250.80
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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.