Finding the Fourth Proportional to 317,035.17, 475,614.92 and 117,357.09
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Solution
The fourth proportional to 317,035.17, 475,614.92 and 117,357.09 is: 176,058.64
Step by Step Solution
- Step 1: Write the proportion equation
317,035.17 : 475,614.92 = 117,357.09 : x - Step 2: Convert to fraction form
317,035.17/475,614.92 = 117,357.09/x - Step 3: Cross multiply
317,035.17x = 475,614.92 × 117,357.09 - Step 4: Simplify right side
317,035.17x = 55,816,782,385.00 - Step 5: Solve for x
x = 55,816,782,385.00/317,035.17 - Step 6: Final answer
x = 176,058.64
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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.