Finding the Fourth Proportional to 539,512.65, 809,356.86 and 202,579.38
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Solution
The fourth proportional to 539,512.65, 809,356.86 and 202,579.38 is: 303,902.07
Step by Step Solution
- Step 1: Write the proportion equation
539,512.65 : 809,356.86 = 202,579.38 : x - Step 2: Convert to fraction form
539,512.65/809,356.86 = 202,579.38/x - Step 3: Cross multiply
539,512.65x = 809,356.86 × 202,579.38 - Step 4: Simplify right side
539,512.65x = 163,959,010,897.55 - Step 5: Solve for x
x = 163,959,010,897.55/539,512.65 - Step 6: Final answer
x = 303,902.07
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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.