Finding the Fourth Proportional to 935,190, 1,403,018.28 and 270,342
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Solution
The fourth proportional to 935,190, 1,403,018.28 and 270,342 is: 405,580.44
Step by Step Solution
- Step 1: Write the proportion equation
935,190 : 1,403,018.28 = 270,342 : x - Step 2: Convert to fraction form
935,190/1,403,018.28 = 270,342/x - Step 3: Cross multiply
935,190x = 1,403,018.28 × 270,342 - Step 4: Simplify right side
935,190x = 379,294,767,851.76 - Step 5: Solve for x
x = 379,294,767,851.76/935,190 - Step 6: Final answer
x = 405,580.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.