Finding the Fourth Proportional to 296,528.80, 444,850.80 and 128,048.80
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Solution
The fourth proportional to 296,528.80, 444,850.80 and 128,048.80 is: 192,098.07
Step by Step Solution
- Step 1: Write the proportion equation
296,528.80 : 444,850.80 = 128,048.80 : x - Step 2: Convert to fraction form
296,528.80/444,850.80 = 128,048.80/x - Step 3: Cross multiply
296,528.80x = 444,850.80 × 128,048.80 - Step 4: Simplify right side
296,528.80x = 56,962,611,119.04 - Step 5: Solve for x
x = 56,962,611,119.04/296,528.80 - Step 6: Final answer
x = 192,098.07
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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.