Finding the Fourth Proportional to 648,427.63, 894,826.69 and 376,562.37
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Solution
The fourth proportional to 648,427.63, 894,826.69 and 376,562.37 is: 519,654.07
Step by Step Solution
- Step 1: Write the proportion equation
648,427.63 : 894,826.69 = 376,562.37 : x - Step 2: Convert to fraction form
648,427.63/894,826.69 = 376,562.37/x - Step 3: Cross multiply
648,427.63x = 894,826.69 × 376,562.37 - Step 4: Simplify right side
648,427.63x = 336,958,058,624.61 - Step 5: Solve for x
x = 336,958,058,624.61/648,427.63 - Step 6: Final answer
x = 519,654.07
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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.