Finding the Fourth Proportional to 372,663.84, 514,278.06 and 202,899.18
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Solution
The fourth proportional to 372,663.84, 514,278.06 and 202,899.18 is: 280,001.94
Step by Step Solution
- Step 1: Write the proportion equation
372,663.84 : 514,278.06 = 202,899.18 : x - Step 2: Convert to fraction form
372,663.84/514,278.06 = 202,899.18/x - Step 3: Cross multiply
372,663.84x = 514,278.06 × 202,899.18 - Step 4: Simplify right side
372,663.84x = 104,346,596,665.99 - Step 5: Solve for x
x = 104,346,596,665.99/372,663.84 - Step 6: Final answer
x = 280,001.94
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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.