Finding the Fourth Proportional to 456,852.09, 685,418.40 and 204,344.99
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Solution
The fourth proportional to 456,852.09, 685,418.40 and 204,344.99 is: 306,580.22
Step by Step Solution
- Step 1: Write the proportion equation
456,852.09 : 685,418.40 = 204,344.99 : x - Step 2: Convert to fraction form
456,852.09/685,418.40 = 204,344.99/x - Step 3: Cross multiply
456,852.09x = 685,418.40 × 204,344.99 - Step 4: Simplify right side
456,852.09x = 140,061,812,666.72 - Step 5: Solve for x
x = 140,061,812,666.72/456,852.09 - Step 6: Final answer
x = 306,580.22
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.