Finding the Fourth Proportional to 756,161.48, 1,134,212.88 and 187,544.00
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Solution
The fourth proportional to 756,161.48, 1,134,212.88 and 187,544.00 is: 281,308.73
Step by Step Solution
- Step 1: Write the proportion equation
756,161.48 : 1,134,212.88 = 187,544.00 : x - Step 2: Convert to fraction form
756,161.48/1,134,212.88 = 187,544.00/x - Step 3: Cross multiply
756,161.48x = 1,134,212.88 × 187,544.00 - Step 4: Simplify right side
756,161.48x = 212,714,823,905.54 - Step 5: Solve for x
x = 212,714,823,905.54/756,161.48 - Step 6: Final answer
x = 281,308.73
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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.