Finding the Fourth Proportional to 618,334.65, 852,874.97 and 434,961.99
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Solution
The fourth proportional to 618,334.65, 852,874.97 and 434,961.99 is: 599,947.28
Step by Step Solution
- Step 1: Write the proportion equation
618,334.65 : 852,874.97 = 434,961.99 : x - Step 2: Convert to fraction form
618,334.65/852,874.97 = 434,961.99/x - Step 3: Cross multiply
618,334.65x = 852,874.97 × 434,961.99 - Step 4: Simplify right side
618,334.65x = 370,968,191,997.58 - Step 5: Solve for x
x = 370,968,191,997.58/618,334.65 - Step 6: Final answer
x = 599,947.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.