Finding the Fourth Proportional to 297,122.57, 445,721.21 and 97,463.14
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Solution
The fourth proportional to 297,122.57, 445,721.21 and 97,463.14 is: 146,206.96
Step by Step Solution
- Step 1: Write the proportion equation
297,122.57 : 445,721.21 = 97,463.14 : x - Step 2: Convert to fraction form
297,122.57/445,721.21 = 97,463.14/x - Step 3: Cross multiply
297,122.57x = 445,721.21 × 97,463.14 - Step 4: Simplify right side
297,122.57x = 43,441,388,691.20 - Step 5: Solve for x
x = 43,441,388,691.20/297,122.57 - Step 6: Final answer
x = 146,206.96
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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.