Finding the Fourth Proportional to 410,817.68, 616,733.94 and 194,882.86
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Solution
The fourth proportional to 410,817.68, 616,733.94 and 194,882.86 is: 292,564.99
Step by Step Solution
- Step 1: Write the proportion equation
410,817.68 : 616,733.94 = 194,882.86 : x - Step 2: Convert to fraction form
410,817.68/616,733.94 = 194,882.86/x - Step 3: Cross multiply
410,817.68x = 616,733.94 × 194,882.86 - Step 4: Simplify right side
410,817.68x = 120,190,871,002.60 - Step 5: Solve for x
x = 120,190,871,002.60/410,817.68 - Step 6: Final answer
x = 292,564.99
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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.