Finding the Fourth Proportional to 296,911.65, 445,465.23 and 197,463.09
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Solution
The fourth proportional to 296,911.65, 445,465.23 and 197,463.09 is: 296,259.65
Step by Step Solution
- Step 1: Write the proportion equation
296,911.65 : 445,465.23 = 197,463.09 : x - Step 2: Convert to fraction form
296,911.65/445,465.23 = 197,463.09/x - Step 3: Cross multiply
296,911.65x = 445,465.23 × 197,463.09 - Step 4: Simplify right side
296,911.65x = 87,962,940,803.36 - Step 5: Solve for x
x = 87,962,940,803.36/296,911.65 - Step 6: Final answer
x = 296,259.65
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1.5x scale
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.