Finding the Fourth Proportional to 579,706.81, 800,003.68 and 350,232.19
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Solution
The fourth proportional to 579,706.81, 800,003.68 and 350,232.19 is: 483,325.42
Step by Step Solution
- Step 1: Write the proportion equation
579,706.81 : 800,003.68 = 350,232.19 : x - Step 2: Convert to fraction form
579,706.81/800,003.68 = 350,232.19/x - Step 3: Cross multiply
579,706.81x = 800,003.68 × 350,232.19 - Step 4: Simplify right side
579,706.81x = 280,187,036,854.44 - Step 5: Solve for x
x = 280,187,036,854.44/579,706.81 - Step 6: Final answer
x = 483,325.42
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.