Finding the Fourth Proportional to 576,072.40, 864,108.60 and 202,133.20
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Solution
The fourth proportional to 576,072.40, 864,108.60 and 202,133.20 is: 303,199.80
Step by Step Solution
- Step 1: Write the proportion equation
576,072.40 : 864,108.60 = 202,133.20 : x - Step 2: Convert to fraction form
576,072.40/864,108.60 = 202,133.20/x - Step 3: Cross multiply
576,072.40x = 864,108.60 × 202,133.20 - Step 4: Simplify right side
576,072.40x = 174,665,036,465.52 - Step 5: Solve for x
x = 174,665,036,465.52/576,072.40 - Step 6: Final answer
x = 303,199.80
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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.