Finding the Third Proportional to 442,533.38 and 670,487.63
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Solution
The third proportional to 442,533.38 and 670,487.63 is: 1,015,863.84
Step by Step Solution
- Step 1: Write the proportion equation
442,533.38 : 670,487.63 = 670,487.63 : x - Step 2: Convert to fraction form
442,533.38/670,487.63 = 670,487.63/x - Step 3: Cross multiply
442,533.38x = 670,487.63 × 670,487.63 - Step 4: Simplify right side
442,533.38x = 449,553,655,278.14 - Step 5: Solve for x
x = 449,553,655,278.14/442,533.38 - Step 6: Final answer
x = 1,015,863.84
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.