Finding the Fourth Proportional to 510,548.84, 765,644.67 and 150,624.09
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Solution
The fourth proportional to 510,548.84, 765,644.67 and 150,624.09 is: 225,883.45
Step by Step Solution
- Step 1: Write the proportion equation
510,548.84 : 765,644.67 = 150,624.09 : x - Step 2: Convert to fraction form
510,548.84/765,644.67 = 150,624.09/x - Step 3: Cross multiply
510,548.84x = 765,644.67 × 150,624.09 - Step 4: Simplify right side
510,548.84x = 115,324,531,682.10 - Step 5: Solve for x
x = 115,324,531,682.10/510,548.84 - Step 6: Final answer
x = 225,883.45
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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.