Finding the Fourth Proportional to 354,083.73, 531,282.57 and 185,563.99
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Solution
The fourth proportional to 354,083.73, 531,282.57 and 185,563.99 is: 278,428.25
Step by Step Solution
- Step 1: Write the proportion equation
354,083.73 : 531,282.57 = 185,563.99 : x - Step 2: Convert to fraction form
354,083.73/531,282.57 = 185,563.99/x - Step 3: Cross multiply
354,083.73x = 531,282.57 × 185,563.99 - Step 4: Simplify right side
354,083.73x = 98,586,913,506.65 - Step 5: Solve for x
x = 98,586,913,506.65/354,083.73 - Step 6: Final answer
x = 278,428.25
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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.