Finding the Fourth Proportional to 438,092.74, 604,568.64 and 236,888.74
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Solution
The fourth proportional to 438,092.74, 604,568.64 and 236,888.74 is: 326,906.82
Step by Step Solution
- Step 1: Write the proportion equation
438,092.74 : 604,568.64 = 236,888.74 : x - Step 2: Convert to fraction form
438,092.74/604,568.64 = 236,888.74/x - Step 3: Cross multiply
438,092.74x = 604,568.64 × 236,888.74 - Step 4: Simplify right side
438,092.74x = 143,215,503,373.11 - Step 5: Solve for x
x = 143,215,503,373.11/438,092.74 - Step 6: Final answer
x = 326,906.82
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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.