Finding the Fourth Proportional to 799,371.88, 1,102,610.82 and 512,437.48
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Solution
The fourth proportional to 799,371.88, 1,102,610.82 and 512,437.48 is: 706,828.85
Step by Step Solution
- Step 1: Write the proportion equation
799,371.88 : 1,102,610.82 = 512,437.48 : x - Step 2: Convert to fraction form
799,371.88/1,102,610.82 = 512,437.48/x - Step 3: Cross multiply
799,371.88x = 1,102,610.82 × 512,437.48 - Step 4: Simplify right side
799,371.88x = 565,019,110,021.53 - Step 5: Solve for x
x = 565,019,110,021.53/799,371.88 - Step 6: Final answer
x = 706,828.85
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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.