Finding the Fourth Proportional to 272,772.80, 376,324.58 and 272,352.26
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Solution
The fourth proportional to 272,772.80, 376,324.58 and 272,352.26 is: 375,744.39
Step by Step Solution
- Step 1: Write the proportion equation
272,772.80 : 376,324.58 = 272,352.26 : x - Step 2: Convert to fraction form
272,772.80/376,324.58 = 272,352.26/x - Step 3: Cross multiply
272,772.80x = 376,324.58 × 272,352.26 - Step 4: Simplify right side
272,772.80x = 102,492,849,856.55 - Step 5: Solve for x
x = 102,492,849,856.55/272,772.80 - Step 6: Final answer
x = 375,744.39
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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.