Finding the Fourth Proportional to 346,326.80, 519,052.80 and 168,450.80
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Solution
The fourth proportional to 346,326.80, 519,052.80 and 168,450.80 is: 252,463.45
Step by Step Solution
- Step 1: Write the proportion equation
346,326.80 : 519,052.80 = 168,450.80 : x - Step 2: Convert to fraction form
346,326.80/519,052.80 = 168,450.80/x - Step 3: Cross multiply
346,326.80x = 519,052.80 × 168,450.80 - Step 4: Simplify right side
346,326.80x = 87,434,859,402.24 - Step 5: Solve for x
x = 87,434,859,402.24/346,326.80 - Step 6: Final answer
x = 252,463.45
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1.5x scale
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.