Finding the Fourth Proportional to 254,326.18, 351,001.20 and 146,896.09
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Solution
The fourth proportional to 254,326.18, 351,001.20 and 146,896.09 is: 202,734.55
Step by Step Solution
- Step 1: Write the proportion equation
254,326.18 : 351,001.20 = 146,896.09 : x - Step 2: Convert to fraction form
254,326.18/351,001.20 = 146,896.09/x - Step 3: Cross multiply
254,326.18x = 351,001.20 × 146,896.09 - Step 4: Simplify right side
254,326.18x = 51,560,703,865.31 - Step 5: Solve for x
x = 51,560,703,865.31/254,326.18 - Step 6: Final answer
x = 202,734.55
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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.