Finding the Fourth Proportional to 849,936.99, 1,275,043.95 and 250,958.70
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Solution
The fourth proportional to 849,936.99, 1,275,043.95 and 250,958.70 is: 376,478.93
Step by Step Solution
- Step 1: Write the proportion equation
849,936.99 : 1,275,043.95 = 250,958.70 : x - Step 2: Convert to fraction form
849,936.99/1,275,043.95 = 250,958.70/x - Step 3: Cross multiply
849,936.99x = 1,275,043.95 × 250,958.70 - Step 4: Simplify right side
849,936.99x = 319,983,372,134.87 - Step 5: Solve for x
x = 319,983,372,134.87/849,936.99 - Step 6: Final answer
x = 376,478.93
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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.