Finding the Fourth Proportional to 375,021.23, 517,530.65 and 202,939.17
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Solution
The fourth proportional to 375,021.23, 517,530.65 and 202,939.17 is: 280,056.79
Step by Step Solution
- Step 1: Write the proportion equation
375,021.23 : 517,530.65 = 202,939.17 : x - Step 2: Convert to fraction form
375,021.23/517,530.65 = 202,939.17/x - Step 3: Cross multiply
375,021.23x = 517,530.65 × 202,939.17 - Step 4: Simplify right side
375,021.23x = 105,027,241,015.57 - Step 5: Solve for x
x = 105,027,241,015.57/375,021.23 - Step 6: Final answer
x = 280,056.79
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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.