Finding the Fourth Proportional to 345,381.24, 476,443.68 and 237,764.44
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Solution
The fourth proportional to 345,381.24, 476,443.68 and 237,764.44 is: 327,989.34
Step by Step Solution
- Step 1: Write the proportion equation
345,381.24 : 476,443.68 = 237,764.44 : x - Step 2: Convert to fraction form
345,381.24/476,443.68 = 237,764.44/x - Step 3: Cross multiply
345,381.24x = 476,443.68 × 237,764.44 - Step 4: Simplify right side
345,381.24x = 113,281,364,766.74 - Step 5: Solve for x
x = 113,281,364,766.74/345,381.24 - Step 6: Final answer
x = 327,989.34
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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.