Finding the Fourth Proportional to 450,739.35, 675,126.50 and 225,707.31
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Solution
The fourth proportional to 450,739.35, 675,126.50 and 225,707.31 is: 338,068.96
Step by Step Solution
- Step 1: Write the proportion equation
450,739.35 : 675,126.50 = 225,707.31 : x - Step 2: Convert to fraction form
450,739.35/675,126.50 = 225,707.31/x - Step 3: Cross multiply
450,739.35x = 675,126.50 × 225,707.31 - Step 4: Simplify right side
450,739.35x = 152,380,985,096.18 - Step 5: Solve for x
x = 152,380,985,096.18/450,739.35 - Step 6: Final answer
x = 338,068.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.