Finding the Fourth Proportional to 499,207.40, 748,724.70 and 183,501.80
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Solution
The fourth proportional to 499,207.40, 748,724.70 and 183,501.80 is: 275,220.94
Step by Step Solution
- Step 1: Write the proportion equation
499,207.40 : 748,724.70 = 183,501.80 : x - Step 2: Convert to fraction form
499,207.40/748,724.70 = 183,501.80/x - Step 3: Cross multiply
499,207.40x = 748,724.70 × 183,501.80 - Step 4: Simplify right side
499,207.40x = 137,392,330,154.46 - Step 5: Solve for x
x = 137,392,330,154.46/499,207.40 - Step 6: Final answer
x = 275,220.94
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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.