Finding the Fourth Proportional to 486,251.88, 670,224.47 and 325,048.11
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Solution
The fourth proportional to 486,251.88, 670,224.47 and 325,048.11 is: 448,029.52
Step by Step Solution
- Step 1: Write the proportion equation
486,251.88 : 670,224.47 = 325,048.11 : x - Step 2: Convert to fraction form
486,251.88/670,224.47 = 325,048.11/x - Step 3: Cross multiply
486,251.88x = 670,224.47 × 325,048.11 - Step 4: Simplify right side
486,251.88x = 217,855,193,898.13 - Step 5: Solve for x
x = 217,855,193,898.13/486,251.88 - Step 6: Final answer
x = 448,029.52
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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.