Finding the Fourth Proportional to 328,154.63, 452,853.45 and 177,251.63
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Solution
The fourth proportional to 328,154.63, 452,853.45 and 177,251.63 is: 244,607.28
Step by Step Solution
- Step 1: Write the proportion equation
328,154.63 : 452,853.45 = 177,251.63 : x - Step 2: Convert to fraction form
328,154.63/452,853.45 = 177,251.63/x - Step 3: Cross multiply
328,154.63x = 452,853.45 × 177,251.63 - Step 4: Simplify right side
328,154.63x = 80,269,009,899.36 - Step 5: Solve for x
x = 80,269,009,899.36/328,154.63 - Step 6: Final answer
x = 244,607.28
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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.