Finding the Fourth Proportional to 272,544.63, 375,789.74 and 186,545.13
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Solution
The fourth proportional to 272,544.63, 375,789.74 and 186,545.13 is: 257,211.98
Step by Step Solution
- Step 1: Write the proportion equation
272,544.63 : 375,789.74 = 186,545.13 : x - Step 2: Convert to fraction form
272,544.63/375,789.74 = 186,545.13/x - Step 3: Cross multiply
272,544.63x = 375,789.74 × 186,545.13 - Step 4: Simplify right side
272,544.63x = 70,101,744,968.24 - Step 5: Solve for x
x = 70,101,744,968.24/272,544.63 - Step 6: Final answer
x = 257,211.98
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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.