Finding the Fourth Proportional to 461,097.60, 691,646.40 and 283,027.20
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Solution
The fourth proportional to 461,097.60, 691,646.40 and 283,027.20 is: 424,540.80
Step by Step Solution
- Step 1: Write the proportion equation
461,097.60 : 691,646.40 = 283,027.20 : x - Step 2: Convert to fraction form
461,097.60/691,646.40 = 283,027.20/x - Step 3: Cross multiply
461,097.60x = 691,646.40 × 283,027.20 - Step 4: Simplify right side
461,097.60x = 195,754,743,982.08 - Step 5: Solve for x
x = 195,754,743,982.08/461,097.60 - Step 6: Final answer
x = 424,540.80
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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.