Finding the Fourth Proportional to 364,554.09, 503,177.00 and 217,537.20
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Solution
The fourth proportional to 364,554.09, 503,177.00 and 217,537.20 is: 300,256.44
Step by Step Solution
- Step 1: Write the proportion equation
364,554.09 : 503,177.00 = 217,537.20 : x - Step 2: Convert to fraction form
364,554.09/503,177.00 = 217,537.20/x - Step 3: Cross multiply
364,554.09x = 503,177.00 × 217,537.20 - Step 4: Simplify right side
364,554.09x = 109,459,714,596.71 - Step 5: Solve for x
x = 109,459,714,596.71/364,554.09 - Step 6: Final answer
x = 300,256.44
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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.