Finding the Fourth Proportional to 533,542.95, 800,152.83 and 280,683.99
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Solution
The fourth proportional to 533,542.95, 800,152.83 and 280,683.99 is: 420,940.97
Step by Step Solution
- Step 1: Write the proportion equation
533,542.95 : 800,152.83 = 280,683.99 : x - Step 2: Convert to fraction form
533,542.95/800,152.83 = 280,683.99/x - Step 3: Cross multiply
533,542.95x = 800,152.83 × 280,683.99 - Step 4: Simplify right side
533,542.95x = 224,590,088,934.19 - Step 5: Solve for x
x = 224,590,088,934.19/533,542.95 - Step 6: Final answer
x = 420,940.97
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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.