Finding the Fourth Proportional to 328,800.09, 453,744.15 and 177,897.09
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Solution
The fourth proportional to 328,800.09, 453,744.15 and 177,897.09 is: 245,498.00
Step by Step Solution
- Step 1: Write the proportion equation
328,800.09 : 453,744.15 = 177,897.09 : x - Step 2: Convert to fraction form
328,800.09/453,744.15 = 177,897.09/x - Step 3: Cross multiply
328,800.09x = 453,744.15 × 177,897.09 - Step 4: Simplify right side
328,800.09x = 80,719,764,923.95 - Step 5: Solve for x
x = 80,719,764,923.95/328,800.09 - Step 6: Final answer
x = 245,498.00
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1.5x scale
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.