Finding the Fourth Proportional to 379,811.26, 524,118.24 and 207,695.08
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Solution
The fourth proportional to 379,811.26, 524,118.24 and 207,695.08 is: 286,607.56
Step by Step Solution
- Step 1: Write the proportion equation
379,811.26 : 524,118.24 = 207,695.08 : x - Step 2: Convert to fraction form
379,811.26/524,118.24 = 207,695.08/x - Step 3: Cross multiply
379,811.26x = 524,118.24 × 207,695.08 - Step 4: Simplify right side
379,811.26x = 108,856,779,786.26 - Step 5: Solve for x
x = 108,856,779,786.26/379,811.26 - Step 6: Final answer
x = 286,607.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.