Finding the Fourth Proportional to 841,954.76, 1,263,730.58 and 521,136.18
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Solution
The fourth proportional to 841,954.76, 1,263,730.58 and 521,136.18 is: 782,198.47
Step by Step Solution
- Step 1: Write the proportion equation
841,954.76 : 1,263,730.58 = 521,136.18 : x - Step 2: Convert to fraction form
841,954.76/1,263,730.58 = 521,136.18/x - Step 3: Cross multiply
841,954.76x = 1,263,730.58 × 521,136.18 - Step 4: Simplify right side
841,954.76x = 658,575,727,010.38 - Step 5: Solve for x
x = 658,575,727,010.38/841,954.76 - Step 6: Final answer
x = 782,198.47
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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.