Finding the Fourth Proportional to 941,952.12, 1,299,928.14 and 539,621.88
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Solution
The fourth proportional to 941,952.12, 1,299,928.14 and 539,621.88 is: 744,697.80
Step by Step Solution
- Step 1: Write the proportion equation
941,952.12 : 1,299,928.14 = 539,621.88 : x - Step 2: Convert to fraction form
941,952.12/1,299,928.14 = 539,621.88/x - Step 3: Cross multiply
941,952.12x = 1,299,928.14 × 539,621.88 - Step 4: Simplify right side
941,952.12x = 701,469,666,771.70 - Step 5: Solve for x
x = 701,469,666,771.70/941,952.12 - Step 6: Final answer
x = 744,697.80
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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.