Finding the Fourth Proportional to 437,953.23, 604,375.93 and 256,629.06
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Solution
The fourth proportional to 437,953.23, 604,375.93 and 256,629.06 is: 354,148.38
Step by Step Solution
- Step 1: Write the proportion equation
437,953.23 : 604,375.93 = 256,629.06 : x - Step 2: Convert to fraction form
437,953.23/604,375.93 = 256,629.06/x - Step 3: Cross multiply
437,953.23x = 604,375.93 × 256,629.06 - Step 4: Simplify right side
437,953.23x = 155,100,427,123.31 - Step 5: Solve for x
x = 155,100,427,123.31/437,953.23 - Step 6: Final answer
x = 354,148.38
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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.