Finding the Fourth Proportional to 843,157.22, 1,264,752.30 and 310,404.02
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Solution
The fourth proportional to 843,157.22, 1,264,752.30 and 310,404.02 is: 465,612.09
Step by Step Solution
- Step 1: Write the proportion equation
843,157.22 : 1,264,752.30 = 310,404.02 : x - Step 2: Convert to fraction form
843,157.22/1,264,752.30 = 310,404.02/x - Step 3: Cross multiply
843,157.22x = 1,264,752.30 × 310,404.02 - Step 4: Simplify right side
843,157.22x = 392,584,198,224.25 - Step 5: Solve for x
x = 392,584,198,224.25/843,157.22 - Step 6: Final answer
x = 465,612.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.