Finding the Fourth Proportional to 438,049.26, 604,507.98 and 236,845.26
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Solution
The fourth proportional to 438,049.26, 604,507.98 and 236,845.26 is: 326,846.46
Step by Step Solution
- Step 1: Write the proportion equation
438,049.26 : 604,507.98 = 236,845.26 : x - Step 2: Convert to fraction form
438,049.26/604,507.98 = 236,845.26/x - Step 3: Cross multiply
438,049.26x = 604,507.98 × 236,845.26 - Step 4: Simplify right side
438,049.26x = 143,174,849,695.18 - Step 5: Solve for x
x = 143,174,849,695.18/438,049.26 - Step 6: Final answer
x = 326,846.46
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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.