Finding the Fourth Proportional to 617,613.09, 925,785.37 and 350,803.95
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Solution
The fourth proportional to 617,613.09, 925,785.37 and 350,803.95 is: 525,845.66
Step by Step Solution
- Step 1: Write the proportion equation
617,613.09 : 925,785.37 = 350,803.95 : x - Step 2: Convert to fraction form
617,613.09/925,785.37 = 350,803.95/x - Step 3: Cross multiply
617,613.09x = 925,785.37 × 350,803.95 - Step 4: Simplify right side
617,613.09x = 324,769,164,648.21 - Step 5: Solve for x
x = 324,769,164,648.21/617,613.09 - Step 6: Final answer
x = 525,845.66
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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.