Finding the Fourth Proportional to 673,133.85, 927,035.10 and 658,437.21
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Solution
The fourth proportional to 673,133.85, 927,035.10 and 658,437.21 is: 906,794.99
Step by Step Solution
- Step 1: Write the proportion equation
673,133.85 : 927,035.10 = 658,437.21 : x - Step 2: Convert to fraction form
673,133.85/927,035.10 = 658,437.21/x - Step 3: Cross multiply
673,133.85x = 927,035.10 × 658,437.21 - Step 4: Simplify right side
673,133.85x = 610,394,404,816.07 - Step 5: Solve for x
x = 610,394,404,816.07/673,133.85 - Step 6: Final answer
x = 906,794.99
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1.5x scale
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.