Finding the Fourth Proportional to 235,040.92, 351,781.74 and 214,029.52
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Solution
The fourth proportional to 235,040.92, 351,781.74 and 214,029.52 is: 320,334.34
Step by Step Solution
- Step 1: Write the proportion equation
235,040.92 : 351,781.74 = 214,029.52 : x - Step 2: Convert to fraction form
235,040.92/351,781.74 = 214,029.52/x - Step 3: Cross multiply
235,040.92x = 351,781.74 × 214,029.52 - Step 4: Simplify right side
235,040.92x = 75,291,676,956.96 - Step 5: Solve for x
x = 75,291,676,956.96/235,040.92 - Step 6: Final answer
x = 320,334.34
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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.