Finding the Fourth Proportional to 317,043.99, 475,427.75 and 119,913.75
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Solution
The fourth proportional to 317,043.99, 475,427.75 and 119,913.75 is: 179,818.34
Step by Step Solution
- Step 1: Write the proportion equation
317,043.99 : 475,427.75 = 119,913.75 : x - Step 2: Convert to fraction form
317,043.99/475,427.75 = 119,913.75/x - Step 3: Cross multiply
317,043.99x = 475,427.75 × 119,913.75 - Step 4: Simplify right side
317,043.99x = 57,010,323,756.99 - Step 5: Solve for x
x = 57,010,323,756.99/317,043.99 - Step 6: Final answer
x = 179,818.34
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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.