Finding the Fourth Proportional to 202,572.80, 303,421.80 and 176,328.80
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Solution
The fourth proportional to 202,572.80, 303,421.80 and 176,328.80 is: 264,112.47
Step by Step Solution
- Step 1: Write the proportion equation
202,572.80 : 303,421.80 = 176,328.80 : x - Step 2: Convert to fraction form
202,572.80/303,421.80 = 176,328.80/x - Step 3: Cross multiply
202,572.80x = 303,421.80 × 176,328.80 - Step 4: Simplify right side
202,572.80x = 53,502,001,887.84 - Step 5: Solve for x
x = 53,502,001,887.84/202,572.80 - Step 6: Final answer
x = 264,112.47
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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.