Finding the Fourth Proportional to 438,324.16, 604,883.04 and 237,115.84
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Solution
The fourth proportional to 438,324.16, 604,883.04 and 237,115.84 is: 327,217.53
Step by Step Solution
- Step 1: Write the proportion equation
438,324.16 : 604,883.04 = 237,115.84 : x - Step 2: Convert to fraction form
438,324.16/604,883.04 = 237,115.84/x - Step 3: Cross multiply
438,324.16x = 604,883.04 × 237,115.84 - Step 4: Simplify right side
438,324.16x = 143,427,350,131.35 - Step 5: Solve for x
x = 143,427,350,131.35/438,324.16 - Step 6: Final answer
x = 327,217.53
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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.