Finding the Fourth Proportional to 393,678.99, 589,630.67 and 182,873.31
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Solution
The fourth proportional to 393,678.99, 589,630.67 and 182,873.31 is: 273,897.55
Step by Step Solution
- Step 1: Write the proportion equation
393,678.99 : 589,630.67 = 182,873.31 : x - Step 2: Convert to fraction form
393,678.99/589,630.67 = 182,873.31/x - Step 3: Cross multiply
393,678.99x = 589,630.67 × 182,873.31 - Step 4: Simplify right side
393,678.99x = 107,827,711,386.05 - Step 5: Solve for x
x = 107,827,711,386.05/393,678.99 - Step 6: Final answer
x = 273,897.55
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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.