Finding the Fourth Proportional to 276,134.44, 413,537.34 and 157,445.94
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Solution
The fourth proportional to 276,134.44, 413,537.34 and 157,445.94 is: 235,790.13
Step by Step Solution
- Step 1: Write the proportion equation
276,134.44 : 413,537.34 = 157,445.94 : x - Step 2: Convert to fraction form
276,134.44/413,537.34 = 157,445.94/x - Step 3: Cross multiply
276,134.44x = 413,537.34 × 157,445.94 - Step 4: Simplify right side
276,134.44x = 65,109,775,221.40 - Step 5: Solve for x
x = 65,109,775,221.40/276,134.44 - Step 6: Final answer
x = 235,790.13
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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.