Finding the Third Proportional to 411,756.75 and 657,456.75
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Solution
The third proportional to 411,756.75 and 657,456.75 is: 1,049,768.77
Step by Step Solution
- Step 1: Write the proportion equation
411,756.75 : 657,456.75 = 657,456.75 : x - Step 2: Convert to fraction form
411,756.75/657,456.75 = 657,456.75/x - Step 3: Cross multiply
411,756.75x = 657,456.75 × 657,456.75 - Step 4: Simplify right side
411,756.75x = 432,249,378,120.56 - Step 5: Solve for x
x = 432,249,378,120.56/411,756.75 - Step 6: Final answer
x = 1,049,768.77
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These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.