Finding the Fourth Proportional to 357,264.53, 493,012.29 and 202,212.49
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Solution
The fourth proportional to 357,264.53, 493,012.29 and 202,212.49 is: 279,046.01
Step by Step Solution
- Step 1: Write the proportion equation
357,264.53 : 493,012.29 = 202,212.49 : x - Step 2: Convert to fraction form
357,264.53/493,012.29 = 202,212.49/x - Step 3: Cross multiply
357,264.53x = 493,012.29 × 202,212.49 - Step 4: Simplify right side
357,264.53x = 99,693,241,750.44 - Step 5: Solve for x
x = 99,693,241,750.44/357,264.53 - Step 6: Final answer
x = 279,046.01
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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.