Finding the Fourth Proportional to 332,415.68, 458,474.88 and 294,216.32
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Solution
The fourth proportional to 332,415.68, 458,474.88 and 294,216.32 is: 405,789.50
Step by Step Solution
- Step 1: Write the proportion equation
332,415.68 : 458,474.88 = 294,216.32 : x - Step 2: Convert to fraction form
332,415.68/458,474.88 = 294,216.32/x - Step 3: Cross multiply
332,415.68x = 458,474.88 × 294,216.32 - Step 4: Simplify right side
332,415.68x = 134,890,792,006.04 - Step 5: Solve for x
x = 134,890,792,006.04/332,415.68 - Step 6: Final answer
x = 405,789.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.