Finding the Fourth Proportional to 402,528.80, 603,706.80 and 177,888.80
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Solution
The fourth proportional to 402,528.80, 603,706.80 and 177,888.80 is: 266,795.02
Step by Step Solution
- Step 1: Write the proportion equation
402,528.80 : 603,706.80 = 177,888.80 : x - Step 2: Convert to fraction form
402,528.80/603,706.80 = 177,888.80/x - Step 3: Cross multiply
402,528.80x = 603,706.80 × 177,888.80 - Step 4: Simplify right side
402,528.80x = 107,392,678,203.84 - Step 5: Solve for x
x = 107,392,678,203.84/402,528.80 - Step 6: Final answer
x = 266,795.02
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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.