Finding the Fourth Proportional to 310,088.44, 465,158.18 and 132,596.99
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Solution
The fourth proportional to 310,088.44, 465,158.18 and 132,596.99 is: 198,906.40
Step by Step Solution
- Step 1: Write the proportion equation
310,088.44 : 465,158.18 = 132,596.99 : x - Step 2: Convert to fraction form
310,088.44/465,158.18 = 132,596.99/x - Step 3: Cross multiply
310,088.44x = 465,158.18 × 132,596.99 - Step 4: Simplify right side
310,088.44x = 61,678,574,541.88 - Step 5: Solve for x
x = 61,678,574,541.88/310,088.44 - Step 6: Final answer
x = 198,906.40
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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.