Finding the Fourth Proportional to 246,749.91, 370,261.72 and 120,391.19
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Solution
The fourth proportional to 246,749.91, 370,261.72 and 120,391.19 is: 180,653.56
Step by Step Solution
- Step 1: Write the proportion equation
246,749.91 : 370,261.72 = 120,391.19 : x - Step 2: Convert to fraction form
246,749.91/370,261.72 = 120,391.19/x - Step 3: Cross multiply
246,749.91x = 370,261.72 × 120,391.19 - Step 4: Simplify right side
246,749.91x = 44,576,249,082.25 - Step 5: Solve for x
x = 44,576,249,082.25/246,749.91 - Step 6: Final answer
x = 180,653.56
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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.