Finding the Fourth Proportional to 324,532.15, 447,878.61 and 186,753.31
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Solution
The fourth proportional to 324,532.15, 447,878.61 and 186,753.31 is: 257,733.52
Step by Step Solution
- Step 1: Write the proportion equation
324,532.15 : 447,878.61 = 186,753.31 : x - Step 2: Convert to fraction form
324,532.15/447,878.61 = 186,753.31/x - Step 3: Cross multiply
324,532.15x = 447,878.61 × 186,753.31 - Step 4: Simplify right side
324,532.15x = 83,642,812,895.70 - Step 5: Solve for x
x = 83,642,812,895.70/324,532.15 - Step 6: Final answer
x = 257,733.52
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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.