Finding the Fourth Proportional to 272,982.18, 376,514.85 and 180,934.99
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Solution
The fourth proportional to 272,982.18, 376,514.85 and 180,934.99 is: 249,557.35
Step by Step Solution
- Step 1: Write the proportion equation
272,982.18 : 376,514.85 = 180,934.99 : x - Step 2: Convert to fraction form
272,982.18/376,514.85 = 180,934.99/x - Step 3: Cross multiply
272,982.18x = 376,514.85 × 180,934.99 - Step 4: Simplify right side
272,982.18x = 68,124,710,619.60 - Step 5: Solve for x
x = 68,124,710,619.60/272,982.18 - Step 6: Final answer
x = 249,557.35
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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.