Finding the Fourth Proportional to 328,400.07, 453,217.77 and 183,251.49
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Solution
The fourth proportional to 328,400.07, 453,217.77 and 183,251.49 is: 252,901.38
Step by Step Solution
- Step 1: Write the proportion equation
328,400.07 : 453,217.77 = 183,251.49 : x - Step 2: Convert to fraction form
328,400.07/453,217.77 = 183,251.49/x - Step 3: Cross multiply
328,400.07x = 453,217.77 × 183,251.49 - Step 4: Simplify right side
328,400.07x = 83,052,831,646.98 - Step 5: Solve for x
x = 83,052,831,646.98/328,400.07 - Step 6: Final answer
x = 252,901.38
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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.