Finding the Third Proportional to 487,289.25 and 753,090.75
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Solution
The third proportional to 487,289.25 and 753,090.75 is: 1,163,878.90
Step by Step Solution
- Step 1: Write the proportion equation
487,289.25 : 753,090.75 = 753,090.75 : x - Step 2: Convert to fraction form
487,289.25/753,090.75 = 753,090.75/x - Step 3: Cross multiply
487,289.25x = 753,090.75 × 753,090.75 - Step 4: Simplify right side
487,289.25x = 567,145,677,735.56 - Step 5: Solve for x
x = 567,145,677,735.56/487,289.25 - Step 6: Final answer
x = 1,163,878.90
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.