Finding the Fourth Proportional to 882,761.68, 1,324,549.75 and 403,136.52
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Solution
The fourth proportional to 882,761.68, 1,324,549.75 and 403,136.52 is: 604,890.75
Step by Step Solution
- Step 1: Write the proportion equation
882,761.68 : 1,324,549.75 = 403,136.52 : x - Step 2: Convert to fraction form
882,761.68/1,324,549.75 = 403,136.52/x - Step 3: Cross multiply
882,761.68x = 1,324,549.75 × 403,136.52 - Step 4: Simplify right side
882,761.68x = 533,974,368,143.44 - Step 5: Solve for x
x = 533,974,368,143.44/882,761.68 - Step 6: Final answer
x = 604,890.75
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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.