Finding the Fourth Proportional to 834,839.62, 1,151,711.49 and 562,808.14
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Solution
The fourth proportional to 834,839.62, 1,151,711.49 and 562,808.14 is: 776,427.69
Step by Step Solution
- Step 1: Write the proportion equation
834,839.62 : 1,151,711.49 = 562,808.14 : x - Step 2: Convert to fraction form
834,839.62/1,151,711.49 = 562,808.14/x - Step 3: Cross multiply
834,839.62x = 1,151,711.49 × 562,808.14 - Step 4: Simplify right side
834,839.62x = 648,192,601,503.53 - Step 5: Solve for x
x = 648,192,601,503.53/834,839.62 - Step 6: Final answer
x = 776,427.69
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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.