Finding the Fourth Proportional to 497,664,858.40, 746,497,287.60 and 335,227,328.80
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Solution
The fourth proportional to 497,664,858.40, 746,497,287.60 and 335,227,328.80 is: 502,840,993.20
Step by Step Solution
- Step 1: Write the proportion equation
497,664,858.40 : 746,497,287.60 = 335,227,328.80 : x - Step 2: Convert to fraction form
497,664,858.40/746,497,287.60 = 335,227,328.80/x - Step 3: Cross multiply
497,664,858.40x = 746,497,287.60 × 335,227,328.80 - Step 4: Simplify right side
497,664,858.40x = 250,246,291,678,593,376 - Step 5: Solve for x
x = 250,246,291,678,593,376/497,664,858.40 - Step 6: Final answer
x = 502,840,993.20
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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.