Finding the Fourth Proportional to 834,378.08, 1,251,615.56 and 322,046.07
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Solution
The fourth proportional to 834,378.08, 1,251,615.56 and 322,046.07 is: 483,087.80
Step by Step Solution
- Step 1: Write the proportion equation
834,378.08 : 1,251,615.56 = 322,046.07 : x - Step 2: Convert to fraction form
834,378.08/1,251,615.56 = 322,046.07/x - Step 3: Cross multiply
834,378.08x = 1,251,615.56 × 322,046.07 - Step 4: Simplify right side
834,378.08x = 403,077,874,796.91 - Step 5: Solve for x
x = 403,077,874,796.91/834,378.08 - Step 6: Final answer
x = 483,087.80
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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.