Finding the Fourth Proportional to 254,177.19, 351,129.51 and 203,122.98
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Solution
The fourth proportional to 254,177.19, 351,129.51 and 203,122.98 is: 280,601.39
Step by Step Solution
- Step 1: Write the proportion equation
254,177.19 : 351,129.51 = 203,122.98 : x - Step 2: Convert to fraction form
254,177.19/351,129.51 = 203,122.98/x - Step 3: Cross multiply
254,177.19x = 351,129.51 × 203,122.98 - Step 4: Simplify right side
254,177.19x = 71,322,472,437.14 - Step 5: Solve for x
x = 71,322,472,437.14/254,177.19 - Step 6: Final answer
x = 280,601.39
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1.5x scale
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.