Finding the Fourth Proportional to 348,077.80, 521,679.30 and 170,201.80
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Solution
The fourth proportional to 348,077.80, 521,679.30 and 170,201.80 is: 255,088.82
Step by Step Solution
- Step 1: Write the proportion equation
348,077.80 : 521,679.30 = 170,201.80 : x - Step 2: Convert to fraction form
348,077.80/521,679.30 = 170,201.80/x - Step 3: Cross multiply
348,077.80x = 521,679.30 × 170,201.80 - Step 4: Simplify right side
348,077.80x = 88,790,755,882.74 - Step 5: Solve for x
x = 88,790,755,882.74/348,077.80 - Step 6: Final answer
x = 255,088.82
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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.