Finding the Fourth Proportional to 576,351.80, 864,527.70 and 296,415.80
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Solution
The fourth proportional to 576,351.80, 864,527.70 and 296,415.80 is: 444,623.70
Step by Step Solution
- Step 1: Write the proportion equation
576,351.80 : 864,527.70 = 296,415.80 : x - Step 2: Convert to fraction form
576,351.80/864,527.70 = 296,415.80/x - Step 3: Cross multiply
576,351.80x = 864,527.70 × 296,415.80 - Step 4: Simplify right side
576,351.80x = 256,259,669,817.66 - Step 5: Solve for x
x = 256,259,669,817.66/576,351.80 - Step 6: Final answer
x = 444,623.70
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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.