Finding the Fourth Proportional to 297,253.80, 445,545.36 and 147,600.99
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Solution
The fourth proportional to 297,253.80, 445,545.36 and 147,600.99 is: 221,234.97
Step by Step Solution
- Step 1: Write the proportion equation
297,253.80 : 445,545.36 = 147,600.99 : x - Step 2: Convert to fraction form
297,253.80/445,545.36 = 147,600.99/x - Step 3: Cross multiply
297,253.80x = 445,545.36 × 147,600.99 - Step 4: Simplify right side
297,253.80x = 65,762,936,225.91 - Step 5: Solve for x
x = 65,762,936,225.91/297,253.80 - Step 6: Final answer
x = 221,234.97
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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.