Finding the Fourth Proportional to 443,338.06, 664,905.84 and 177,027.07
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Solution
The fourth proportional to 443,338.06, 664,905.84 and 177,027.07 is: 265,500.18
Step by Step Solution
- Step 1: Write the proportion equation
443,338.06 : 664,905.84 = 177,027.07 : x - Step 2: Convert to fraction form
443,338.06/664,905.84 = 177,027.07/x - Step 3: Cross multiply
443,338.06x = 664,905.84 × 177,027.07 - Step 4: Simplify right side
443,338.06x = 117,706,332,681.09 - Step 5: Solve for x
x = 117,706,332,681.09/443,338.06 - Step 6: Final answer
x = 265,500.18
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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.