Finding the Fourth Proportional to 293,476.38, 439,461.29 and 203,390.70
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Solution
The fourth proportional to 293,476.38, 439,461.29 and 203,390.70 is: 304,563.99
Step by Step Solution
- Step 1: Write the proportion equation
293,476.38 : 439,461.29 = 203,390.70 : x - Step 2: Convert to fraction form
293,476.38/439,461.29 = 203,390.70/x - Step 3: Cross multiply
293,476.38x = 439,461.29 × 203,390.70 - Step 4: Simplify right side
293,476.38x = 89,382,338,379.05 - Step 5: Solve for x
x = 89,382,338,379.05/293,476.38 - Step 6: Final answer
x = 304,563.99
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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.