Finding the Fourth Proportional to 438,535.26, 605,178.54 and 237,331.26
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Solution
The fourth proportional to 438,535.26, 605,178.54 and 237,331.26 is: 327,517.07
Step by Step Solution
- Step 1: Write the proportion equation
438,535.26 : 605,178.54 = 237,331.26 : x - Step 2: Convert to fraction form
438,535.26/605,178.54 = 237,331.26/x - Step 3: Cross multiply
438,535.26x = 605,178.54 × 237,331.26 - Step 4: Simplify right side
438,535.26x = 143,627,785,423.16 - Step 5: Solve for x
x = 143,627,785,423.16/438,535.26 - Step 6: Final answer
x = 327,517.07
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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.