Finding the Fourth Proportional to 424,526.13, 585,443.97 and 271,612.71
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Solution
The fourth proportional to 424,526.13, 585,443.97 and 271,612.71 is: 374,568.28
Step by Step Solution
- Step 1: Write the proportion equation
424,526.13 : 585,443.97 = 271,612.71 : x - Step 2: Convert to fraction form
424,526.13/585,443.97 = 271,612.71/x - Step 3: Cross multiply
424,526.13x = 585,443.97 × 271,612.71 - Step 4: Simplify right side
424,526.13x = 159,014,023,244.86 - Step 5: Solve for x
x = 159,014,023,244.86/424,526.13 - Step 6: Final answer
x = 374,568.28
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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.