Finding the Fourth Proportional to 393,218.24, 588,558.68 and 203,417.24
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Solution
The fourth proportional to 393,218.24, 588,558.68 and 203,417.24 is: 304,469.55
Step by Step Solution
- Step 1: Write the proportion equation
393,218.24 : 588,558.68 = 203,417.24 : x - Step 2: Convert to fraction form
393,218.24/588,558.68 = 203,417.24/x - Step 3: Cross multiply
393,218.24x = 588,558.68 × 203,417.24 - Step 4: Simplify right side
393,218.24x = 119,722,978,303.76 - Step 5: Solve for x
x = 119,722,978,303.76/393,218.24 - Step 6: Final answer
x = 304,469.55
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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.