Finding the Fourth Proportional to 179,235.70, 268,853.55 and 170,487.70
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Solution
The fourth proportional to 179,235.70, 268,853.55 and 170,487.70 is: 255,731.55
Step by Step Solution
- Step 1: Write the proportion equation
179,235.70 : 268,853.55 = 170,487.70 : x - Step 2: Convert to fraction form
179,235.70/268,853.55 = 170,487.70/x - Step 3: Cross multiply
179,235.70x = 268,853.55 × 170,487.70 - Step 4: Simplify right side
179,235.70x = 45,836,223,376.34 - Step 5: Solve for x
x = 45,836,223,376.34/179,235.70 - Step 6: Final answer
x = 255,731.55
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1.5x scale
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.