Finding the Fourth Proportional to 576,324.70, 862,931.85 and 576,324.70
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Solution
The fourth proportional to 576,324.70, 862,931.85 and 576,324.70 is: 862,931.85
Step by Step Solution
- Step 1: Write the proportion equation
576,324.70 : 862,931.85 = 576,324.70 : x - Step 2: Convert to fraction form
576,324.70/862,931.85 = 576,324.70/x - Step 3: Cross multiply
576,324.70x = 862,931.85 × 576,324.70 - Step 4: Simplify right side
576,324.70x = 497,328,939,571.70 - Step 5: Solve for x
x = 497,328,939,571.70/576,324.70 - Step 6: Final answer
x = 862,931.85
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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.