Finding the Fourth Proportional to 406,382.99, 609,044.94 and 226,461.24
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Solution
The fourth proportional to 406,382.99, 609,044.94 and 226,461.24 is: 339,396.77
Step by Step Solution
- Step 1: Write the proportion equation
406,382.99 : 609,044.94 = 226,461.24 : x - Step 2: Convert to fraction form
406,382.99/609,044.94 = 226,461.24/x - Step 3: Cross multiply
406,382.99x = 609,044.94 × 226,461.24 - Step 4: Simplify right side
406,382.99x = 137,925,072,328.13 - Step 5: Solve for x
x = 137,925,072,328.13/406,382.99 - Step 6: Final answer
x = 339,396.77
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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.