Finding the Fourth Proportional to 262,652.13, 393,412.32 and 177,947.58
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Solution
The fourth proportional to 262,652.13, 393,412.32 and 177,947.58 is: 266,537.99
Step by Step Solution
- Step 1: Write the proportion equation
262,652.13 : 393,412.32 = 177,947.58 : x - Step 2: Convert to fraction form
262,652.13/393,412.32 = 177,947.58/x - Step 3: Cross multiply
262,652.13x = 393,412.32 × 177,947.58 - Step 4: Simplify right side
262,652.13x = 70,006,770,286.19 - Step 5: Solve for x
x = 70,006,770,286.19/262,652.13 - Step 6: Final answer
x = 266,537.99
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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.