Finding the Fourth Proportional to 676,570.24, 933,666.85 and 404,638.09
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Solution
The fourth proportional to 676,570.24, 933,666.85 and 404,638.09 is: 558,400.52
Step by Step Solution
- Step 1: Write the proportion equation
676,570.24 : 933,666.85 = 404,638.09 : x - Step 2: Convert to fraction form
676,570.24/933,666.85 = 404,638.09/x - Step 3: Cross multiply
676,570.24x = 933,666.85 × 404,638.09 - Step 4: Simplify right side
676,570.24x = 377,797,175,441.87 - Step 5: Solve for x
x = 377,797,175,441.87/676,570.24 - Step 6: Final answer
x = 558,400.52
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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.