Finding the Fourth Proportional to 591,257.26, 887,106.21 and 354,769.66
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Solution
The fourth proportional to 591,257.26, 887,106.21 and 354,769.66 is: 532,286.69
Step by Step Solution
- Step 1: Write the proportion equation
591,257.26 : 887,106.21 = 354,769.66 : x - Step 2: Convert to fraction form
591,257.26/887,106.21 = 354,769.66/x - Step 3: Cross multiply
591,257.26x = 887,106.21 × 354,769.66 - Step 4: Simplify right side
591,257.26x = 314,718,368,505.59 - Step 5: Solve for x
x = 314,718,368,505.59/591,257.26 - Step 6: Final answer
x = 532,286.69
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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.