Finding the Fourth Proportional to 585,454.98, 807,917.34 and 330,800.70
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Solution
The fourth proportional to 585,454.98, 807,917.34 and 330,800.70 is: 456,499.01
Step by Step Solution
- Step 1: Write the proportion equation
585,454.98 : 807,917.34 = 330,800.70 : x - Step 2: Convert to fraction form
585,454.98/807,917.34 = 330,800.70/x - Step 3: Cross multiply
585,454.98x = 807,917.34 × 330,800.70 - Step 4: Simplify right side
585,454.98x = 267,259,621,614.14 - Step 5: Solve for x
x = 267,259,621,614.14/585,454.98 - Step 6: Final answer
x = 456,499.01
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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.