Finding the Fourth Proportional to 247,469.99, 341,499.38 and 134,290.31
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Solution
The fourth proportional to 247,469.99, 341,499.38 and 134,290.31 is: 185,315.63
Step by Step Solution
- Step 1: Write the proportion equation
247,469.99 : 341,499.38 = 134,290.31 : x - Step 2: Convert to fraction form
247,469.99/341,499.38 = 134,290.31/x - Step 3: Cross multiply
247,469.99x = 341,499.38 × 134,290.31 - Step 4: Simplify right side
247,469.99x = 45,860,055,226.06 - Step 5: Solve for x
x = 45,860,055,226.06/247,469.99 - Step 6: Final answer
x = 185,315.63
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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.