Finding the Fourth Proportional to 635,061.67, 876,377.68 and 344,673.75
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Solution
The fourth proportional to 635,061.67, 876,377.68 and 344,673.75 is: 475,645.75
Step by Step Solution
- Step 1: Write the proportion equation
635,061.67 : 876,377.68 = 344,673.75 : x - Step 2: Convert to fraction form
635,061.67/876,377.68 = 344,673.75/x - Step 3: Cross multiply
635,061.67x = 876,377.68 × 344,673.75 - Step 4: Simplify right side
635,061.67x = 302,064,381,381.90 - Step 5: Solve for x
x = 302,064,381,381.90/635,061.67 - Step 6: Final answer
x = 475,645.75
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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.