Finding the Fourth Proportional to 346,249.98, 519,432.42 and 121,552.14
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Solution
The fourth proportional to 346,249.98, 519,432.42 and 121,552.14 is: 182,348.38
Step by Step Solution
- Step 1: Write the proportion equation
346,249.98 : 519,432.42 = 121,552.14 : x - Step 2: Convert to fraction form
346,249.98/519,432.42 = 121,552.14/x - Step 3: Cross multiply
346,249.98x = 519,432.42 × 121,552.14 - Step 4: Simplify right side
346,249.98x = 63,138,122,236.38 - Step 5: Solve for x
x = 63,138,122,236.38/346,249.98 - Step 6: Final answer
x = 182,348.38
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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.