Finding the Fourth Proportional to 398,563.74, 597,844.80 and 161,850.96
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Solution
The fourth proportional to 398,563.74, 597,844.80 and 161,850.96 is: 242,776.11
Step by Step Solution
- Step 1: Write the proportion equation
398,563.74 : 597,844.80 = 161,850.96 : x - Step 2: Convert to fraction form
398,563.74/597,844.80 = 161,850.96/x - Step 3: Cross multiply
398,563.74x = 597,844.80 × 161,850.96 - Step 4: Simplify right side
398,563.74x = 96,761,754,811.01 - Step 5: Solve for x
x = 96,761,754,811.01/398,563.74 - Step 6: Final answer
x = 242,776.11
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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.