Finding the Fourth Proportional to 531,770.12, 733,851.50 and 290,052.68
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Solution
The fourth proportional to 531,770.12, 733,851.50 and 290,052.68 is: 400,277.46
Step by Step Solution
- Step 1: Write the proportion equation
531,770.12 : 733,851.50 = 290,052.68 : x - Step 2: Convert to fraction form
531,770.12/733,851.50 = 290,052.68/x - Step 3: Cross multiply
531,770.12x = 733,851.50 × 290,052.68 - Step 4: Simplify right side
531,770.12x = 212,855,594,297.02 - Step 5: Solve for x
x = 212,855,594,297.02/531,770.12 - Step 6: Final answer
x = 400,277.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.