Finding the Fourth Proportional to 308,402.22, 462,504.24 and 97,990.98
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Solution
The fourth proportional to 308,402.22, 462,504.24 and 97,990.98 is: 146,954.99
Step by Step Solution
- Step 1: Write the proportion equation
308,402.22 : 462,504.24 = 97,990.98 : x - Step 2: Convert to fraction form
308,402.22/462,504.24 = 97,990.98/x - Step 3: Cross multiply
308,402.22x = 462,504.24 × 97,990.98 - Step 4: Simplify right side
308,402.22x = 45,321,243,731.76 - Step 5: Solve for x
x = 45,321,243,731.76/308,402.22 - Step 6: Final answer
x = 146,954.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.