Finding the Fourth Proportional to 441,677.06, 661,207.74 and 272,653.91
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Solution
The fourth proportional to 441,677.06, 661,207.74 and 272,653.91 is: 408,173.51
Step by Step Solution
- Step 1: Write the proportion equation
441,677.06 : 661,207.74 = 272,653.91 : x - Step 2: Convert to fraction form
441,677.06/661,207.74 = 272,653.91/x - Step 3: Cross multiply
441,677.06x = 661,207.74 × 272,653.91 - Step 4: Simplify right side
441,677.06x = 180,280,875,633.26 - Step 5: Solve for x
x = 180,280,875,633.26/441,677.06 - Step 6: Final answer
x = 408,173.51
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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.