Finding the Fourth Proportional to 494,231.70, 741,347.55 and 294,777.30
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Solution
The fourth proportional to 494,231.70, 741,347.55 and 294,777.30 is: 442,165.95
Step by Step Solution
- Step 1: Write the proportion equation
494,231.70 : 741,347.55 = 294,777.30 : x - Step 2: Convert to fraction form
494,231.70/741,347.55 = 294,777.30/x - Step 3: Cross multiply
494,231.70x = 741,347.55 × 294,777.30 - Step 4: Simplify right side
494,231.70x = 218,532,429,150.62 - Step 5: Solve for x
x = 218,532,429,150.62/494,231.70 - Step 6: Final answer
x = 442,165.95
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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.