Finding the Fourth Proportional to 838,234.17, 1,257,338.97 and 207,147.96
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Solution
The fourth proportional to 838,234.17, 1,257,338.97 and 207,147.96 is: 310,718.90
Step by Step Solution
- Step 1: Write the proportion equation
838,234.17 : 1,257,338.97 = 207,147.96 : x - Step 2: Convert to fraction form
838,234.17/1,257,338.97 = 207,147.96/x - Step 3: Cross multiply
838,234.17x = 1,257,338.97 × 207,147.96 - Step 4: Simplify right side
838,234.17x = 260,455,202,664.00 - Step 5: Solve for x
x = 260,455,202,664.00/838,234.17 - Step 6: Final answer
x = 310,718.90
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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.