Finding the Fourth Proportional to 637,373.09, 956,059.74 and 210,794.44
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Solution
The fourth proportional to 637,373.09, 956,059.74 and 210,794.44 is: 316,191.69
Step by Step Solution
- Step 1: Write the proportion equation
637,373.09 : 956,059.74 = 210,794.44 : x - Step 2: Convert to fraction form
637,373.09/956,059.74 = 210,794.44/x - Step 3: Cross multiply
637,373.09x = 956,059.74 × 210,794.44 - Step 4: Simplify right side
637,373.09x = 201,532,077,499.85 - Step 5: Solve for x
x = 201,532,077,499.85/637,373.09 - Step 6: Final answer
x = 316,191.69
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1.5x scale
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.