Finding the Fourth Proportional to 443,177.06, 664,911.39 and 176,790.74
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Solution
The fourth proportional to 443,177.06, 664,911.39 and 176,790.74 is: 265,244.27
Step by Step Solution
- Step 1: Write the proportion equation
443,177.06 : 664,911.39 = 176,790.74 : x - Step 2: Convert to fraction form
443,177.06/664,911.39 = 176,790.74/x - Step 3: Cross multiply
443,177.06x = 664,911.39 × 176,790.74 - Step 4: Simplify right side
443,177.06x = 117,550,176,672.53 - Step 5: Solve for x
x = 117,550,176,672.53/443,177.06 - Step 6: Final answer
x = 265,244.27
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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.