Finding the Fourth Proportional to 272,984.18, 376,517.61 and 180,936.99
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Solution
The fourth proportional to 272,984.18, 376,517.61 and 180,936.99 is: 249,560.12
Step by Step Solution
- Step 1: Write the proportion equation
272,984.18 : 376,517.61 = 180,936.99 : x - Step 2: Convert to fraction form
272,984.18/376,517.61 = 180,936.99/x - Step 3: Cross multiply
272,984.18x = 376,517.61 × 180,936.99 - Step 4: Simplify right side
272,984.18x = 68,125,963,035.39 - Step 5: Solve for x
x = 68,125,963,035.39/272,984.18 - Step 6: Final answer
x = 249,560.12
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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.