Finding the Fourth Proportional to 595,646.23, 821,996.18 and 323,715.19
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Solution
The fourth proportional to 595,646.23, 821,996.18 and 323,715.19 is: 446,729.34
Step by Step Solution
- Step 1: Write the proportion equation
595,646.23 : 821,996.18 = 323,715.19 : x - Step 2: Convert to fraction form
595,646.23/821,996.18 = 323,715.19/x - Step 3: Cross multiply
595,646.23x = 821,996.18 × 323,715.19 - Step 4: Simplify right side
595,646.23x = 266,092,647,969.40 - Step 5: Solve for x
x = 266,092,647,969.40/595,646.23 - Step 6: Final answer
x = 446,729.34
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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.