Finding the Fourth Proportional to 873,955.97, 1,206,040.67 and 486,770.19
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Solution
The fourth proportional to 873,955.97, 1,206,040.67 and 486,770.19 is: 671,732.52
Step by Step Solution
- Step 1: Write the proportion equation
873,955.97 : 1,206,040.67 = 486,770.19 : x - Step 2: Convert to fraction form
873,955.97/1,206,040.67 = 486,770.19/x - Step 3: Cross multiply
873,955.97x = 1,206,040.67 × 486,770.19 - Step 4: Simplify right side
873,955.97x = 587,064,643,649.78 - Step 5: Solve for x
x = 587,064,643,649.78/873,955.97 - Step 6: Final answer
x = 671,732.52
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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.