Finding the Fourth Proportional to 498,552.64, 747,921.92 and 161,563.24
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Solution
The fourth proportional to 498,552.64, 747,921.92 and 161,563.24 is: 242,374.99
Step by Step Solution
- Step 1: Write the proportion equation
498,552.64 : 747,921.92 = 161,563.24 : x - Step 2: Convert to fraction form
498,552.64/747,921.92 = 161,563.24/x - Step 3: Cross multiply
498,552.64x = 747,921.92 × 161,563.24 - Step 4: Simplify right side
498,552.64x = 120,836,688,662.22 - Step 5: Solve for x
x = 120,836,688,662.22/498,552.64 - Step 6: Final answer
x = 242,374.99
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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.