Finding the Fourth Proportional to 336,391.84, 464,235.60 and 193,157.92
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Solution
The fourth proportional to 336,391.84, 464,235.60 and 193,157.92 is: 266,566.46
Step by Step Solution
- Step 1: Write the proportion equation
336,391.84 : 464,235.60 = 193,157.92 : x - Step 2: Convert to fraction form
336,391.84/464,235.60 = 193,157.92/x - Step 3: Cross multiply
336,391.84x = 464,235.60 × 193,157.92 - Step 4: Simplify right side
336,391.84x = 89,670,782,885.95 - Step 5: Solve for x
x = 89,670,782,885.95/336,391.84 - Step 6: Final answer
x = 266,566.46
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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.