Finding the Fourth Proportional to 554,987.24, 765,882.34 and 300,338.44
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Solution
The fourth proportional to 554,987.24, 765,882.34 and 300,338.44 is: 414,467.02
Step by Step Solution
- Step 1: Write the proportion equation
554,987.24 : 765,882.34 = 300,338.44 : x - Step 2: Convert to fraction form
554,987.24/765,882.34 = 300,338.44/x - Step 3: Cross multiply
554,987.24x = 765,882.34 × 300,338.44 - Step 4: Simplify right side
554,987.24x = 230,023,907,219.15 - Step 5: Solve for x
x = 230,023,907,219.15/554,987.24 - Step 6: Final answer
x = 414,467.02
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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.