Finding the Fourth Proportional to 343,013.68, 473,375.76 and 207,045.46
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Solution
The fourth proportional to 343,013.68, 473,375.76 and 207,045.46 is: 285,732.92
Step by Step Solution
- Step 1: Write the proportion equation
343,013.68 : 473,375.76 = 207,045.46 : x - Step 2: Convert to fraction form
343,013.68/473,375.76 = 207,045.46/x - Step 3: Cross multiply
343,013.68x = 473,375.76 × 207,045.46 - Step 4: Simplify right side
343,013.68x = 98,010,301,982.05 - Step 5: Solve for x
x = 98,010,301,982.05/343,013.68 - Step 6: Final answer
x = 285,732.92
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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.