Finding the Fourth Proportional to 344,398.73, 475,237.62 and 191,418.75
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Solution
The fourth proportional to 344,398.73, 475,237.62 and 191,418.75 is: 264,139.74
Step by Step Solution
- Step 1: Write the proportion equation
344,398.73 : 475,237.62 = 191,418.75 : x - Step 2: Convert to fraction form
344,398.73/475,237.62 = 191,418.75/x - Step 3: Cross multiply
344,398.73x = 475,237.62 × 191,418.75 - Step 4: Simplify right side
344,398.73x = 90,969,391,173.38 - Step 5: Solve for x
x = 90,969,391,173.38/344,398.73 - Step 6: Final answer
x = 264,139.74
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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.