Finding the Fourth Proportional to 375,064.58, 517,589.75 and 202,982.70
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Solution
The fourth proportional to 375,064.58, 517,589.75 and 202,982.70 is: 280,116.47
Step by Step Solution
- Step 1: Write the proportion equation
375,064.58 : 517,589.75 = 202,982.70 : x - Step 2: Convert to fraction form
375,064.58/517,589.75 = 202,982.70/x - Step 3: Cross multiply
375,064.58x = 517,589.75 × 202,982.70 - Step 4: Simplify right side
375,064.58x = 105,061,764,947.33 - Step 5: Solve for x
x = 105,061,764,947.33/375,064.58 - Step 6: Final answer
x = 280,116.47
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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.