Finding the Fourth Proportional to 982,762.21, 1,474,151.57 and 272,845.61
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Solution
The fourth proportional to 982,762.21, 1,474,151.57 and 272,845.61 is: 409,270.70
Step by Step Solution
- Step 1: Write the proportion equation
982,762.21 : 1,474,151.57 = 272,845.61 : x - Step 2: Convert to fraction form
982,762.21/1,474,151.57 = 272,845.61/x - Step 3: Cross multiply
982,762.21x = 1,474,151.57 × 272,845.61 - Step 4: Simplify right side
982,762.21x = 402,215,782,165.36 - Step 5: Solve for x
x = 402,215,782,165.36/982,762.21 - Step 6: Final answer
x = 409,270.70
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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.