Finding the Fourth Proportional to 499,209.40, 748,727.70 and 183,503.80
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Solution
The fourth proportional to 499,209.40, 748,727.70 and 183,503.80 is: 275,223.94
Step by Step Solution
- Step 1: Write the proportion equation
499,209.40 : 748,727.70 = 183,503.80 : x - Step 2: Convert to fraction form
499,209.40/748,727.70 = 183,503.80/x - Step 3: Cross multiply
499,209.40x = 748,727.70 × 183,503.80 - Step 4: Simplify right side
499,209.40x = 137,394,378,115.26 - Step 5: Solve for x
x = 137,394,378,115.26/499,209.40 - Step 6: Final answer
x = 275,223.94
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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.