Finding the Fourth Proportional to 646,434.93, 969,327.99 and 376,650.26
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Solution
The fourth proportional to 646,434.93, 969,327.99 and 376,650.26 is: 564,786.37
Step by Step Solution
- Step 1: Write the proportion equation
646,434.93 : 969,327.99 = 376,650.26 : x - Step 2: Convert to fraction form
646,434.93/969,327.99 = 376,650.26/x - Step 3: Cross multiply
646,434.93x = 969,327.99 × 376,650.26 - Step 4: Simplify right side
646,434.93x = 365,097,639,458.78 - Step 5: Solve for x
x = 365,097,639,458.78/646,434.93 - Step 6: Final answer
x = 564,786.37
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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.