Finding the Third Proportional to 386,420.63 and 568,437.75
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Solution
The third proportional to 386,420.63 and 568,437.75 is: 836,191.07
Step by Step Solution
- Step 1: Write the proportion equation
386,420.63 : 568,437.75 = 568,437.75 : x - Step 2: Convert to fraction form
386,420.63/568,437.75 = 568,437.75/x - Step 3: Cross multiply
386,420.63x = 568,437.75 × 568,437.75 - Step 4: Simplify right side
386,420.63x = 323,121,475,625.06 - Step 5: Solve for x
x = 323,121,475,625.06/386,420.63 - Step 6: Final answer
x = 836,191.07
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.