Finding the Fourth Proportional to 370,431.14, 555,679.43 and 104,193.86
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Solution
The fourth proportional to 370,431.14, 555,679.43 and 104,193.86 is: 156,299.99
Step by Step Solution
- Step 1: Write the proportion equation
370,431.14 : 555,679.43 = 104,193.86 : x - Step 2: Convert to fraction form
370,431.14/555,679.43 = 104,193.86/x - Step 3: Cross multiply
370,431.14x = 555,679.43 × 104,193.86 - Step 4: Simplify right side
370,431.14x = 57,898,384,734.30 - Step 5: Solve for x
x = 57,898,384,734.30/370,431.14 - Step 6: Final answer
x = 156,299.99
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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.