Finding the Fourth Proportional to 635,077.13, 876,376.49 and 344,682.14
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Solution
The fourth proportional to 635,077.13, 876,376.49 and 344,682.14 is: 475,645.09
Step by Step Solution
- Step 1: Write the proportion equation
635,077.13 : 876,376.49 = 344,682.14 : x - Step 2: Convert to fraction form
635,077.13/876,376.49 = 344,682.14/x - Step 3: Cross multiply
635,077.13x = 876,376.49 × 344,682.14 - Step 4: Simplify right side
635,077.13x = 302,071,317,913.60 - Step 5: Solve for x
x = 302,071,317,913.60/635,077.13 - Step 6: Final answer
x = 475,645.09
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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.