Finding the Fourth Proportional to 307,731.44, 461,550.98 and 97,342.04
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Solution
The fourth proportional to 307,731.44, 461,550.98 and 97,342.04 is: 145,998.45
Step by Step Solution
- Step 1: Write the proportion equation
307,731.44 : 461,550.98 = 97,342.04 : x - Step 2: Convert to fraction form
307,731.44/461,550.98 = 97,342.04/x - Step 3: Cross multiply
307,731.44x = 461,550.98 × 97,342.04 - Step 4: Simplify right side
307,731.44x = 44,928,311,162.73 - Step 5: Solve for x
x = 44,928,311,162.73/307,731.44 - Step 6: Final answer
x = 145,998.45
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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.