Finding the Fourth Proportional to 317,634.05, 438,209.99 and 181,594.92
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Solution
The fourth proportional to 317,634.05, 438,209.99 and 181,594.92 is: 250,529.52
Step by Step Solution
- Step 1: Write the proportion equation
317,634.05 : 438,209.99 = 181,594.92 : x - Step 2: Convert to fraction form
317,634.05/438,209.99 = 181,594.92/x - Step 3: Cross multiply
317,634.05x = 438,209.99 × 181,594.92 - Step 4: Simplify right side
317,634.05x = 79,576,707,169.28 - Step 5: Solve for x
x = 79,576,707,169.28/317,634.05 - Step 6: Final answer
x = 250,529.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.