Finding the Fourth Proportional to 330,734.39, 456,476.84 and 187,494.99
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Solution
The fourth proportional to 330,734.39, 456,476.84 and 187,494.99 is: 258,779.02
Step by Step Solution
- Step 1: Write the proportion equation
330,734.39 : 456,476.84 = 187,494.99 : x - Step 2: Convert to fraction form
330,734.39/456,476.84 = 187,494.99/x - Step 3: Cross multiply
330,734.39x = 456,476.84 × 187,494.99 - Step 4: Simplify right side
330,734.39x = 85,587,119,613.56 - Step 5: Solve for x
x = 85,587,119,613.56/330,734.39 - Step 6: Final answer
x = 258,779.02
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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.