Finding the Fourth Proportional to 595,209.28, 821,394.84 and 323,279.80
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Solution
The fourth proportional to 595,209.28, 821,394.84 and 323,279.80 is: 446,129.40
Step by Step Solution
- Step 1: Write the proportion equation
595,209.28 : 821,394.84 = 323,279.80 : x - Step 2: Convert to fraction form
595,209.28/821,394.84 = 323,279.80/x - Step 3: Cross multiply
595,209.28x = 821,394.84 × 323,279.80 - Step 4: Simplify right side
595,209.28x = 265,540,359,596.23 - Step 5: Solve for x
x = 265,540,359,596.23/595,209.28 - Step 6: Final answer
x = 446,129.40
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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.