Finding the Fourth Proportional to 221,558.56, 332,337.84 and 176,976.56
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Solution
The fourth proportional to 221,558.56, 332,337.84 and 176,976.56 is: 265,464.84
Step by Step Solution
- Step 1: Write the proportion equation
221,558.56 : 332,337.84 = 176,976.56 : x - Step 2: Convert to fraction form
221,558.56/332,337.84 = 176,976.56/x - Step 3: Cross multiply
221,558.56x = 332,337.84 × 176,976.56 - Step 4: Simplify right side
221,558.56x = 58,816,007,848.21 - Step 5: Solve for x
x = 58,816,007,848.21/221,558.56 - Step 6: Final answer
x = 265,464.84
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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.