Finding the Fourth Proportional to 332,688.48, 499,230.36 and 122,474.04
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Solution
The fourth proportional to 332,688.48, 499,230.36 and 122,474.04 is: 183,783.82
Step by Step Solution
- Step 1: Write the proportion equation
332,688.48 : 499,230.36 = 122,474.04 : x - Step 2: Convert to fraction form
332,688.48/499,230.36 = 122,474.04/x - Step 3: Cross multiply
332,688.48x = 499,230.36 × 122,474.04 - Step 4: Simplify right side
332,688.48x = 61,142,759,079.85 - Step 5: Solve for x
x = 61,142,759,079.85/332,688.48 - Step 6: Final answer
x = 183,783.82
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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.