Finding the Fourth Proportional to 323,821.18, 485,732.67 and 124,202.75
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Solution
The fourth proportional to 323,821.18, 485,732.67 and 124,202.75 is: 186,304.48
Step by Step Solution
- Step 1: Write the proportion equation
323,821.18 : 485,732.67 = 124,202.75 : x - Step 2: Convert to fraction form
323,821.18/485,732.67 = 124,202.75/x - Step 3: Cross multiply
323,821.18x = 485,732.67 × 124,202.75 - Step 4: Simplify right side
323,821.18x = 60,329,334,593.17 - Step 5: Solve for x
x = 60,329,334,593.17/323,821.18 - Step 6: Final answer
x = 186,304.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.