Finding the Fourth Proportional to 456,247.14, 629,324.60 and 292,644.69
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Solution
The fourth proportional to 456,247.14, 629,324.60 and 292,644.69 is: 403,659.52
Step by Step Solution
- Step 1: Write the proportion equation
456,247.14 : 629,324.60 = 292,644.69 : x - Step 2: Convert to fraction form
456,247.14/629,324.60 = 292,644.69/x - Step 3: Cross multiply
456,247.14x = 629,324.60 × 292,644.69 - Step 4: Simplify right side
456,247.14x = 184,168,502,476.37 - Step 5: Solve for x
x = 184,168,502,476.37/456,247.14 - Step 6: Final answer
x = 403,659.52
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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.