Finding the Fourth Proportional to 716,517.86, 1,073,961.99 and 374,433.86
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Solution
The fourth proportional to 716,517.86, 1,073,961.99 and 374,433.86 is: 561,225.00
Step by Step Solution
- Step 1: Write the proportion equation
716,517.86 : 1,073,961.99 = 374,433.86 : x - Step 2: Convert to fraction form
716,517.86/1,073,961.99 = 374,433.86/x - Step 3: Cross multiply
716,517.86x = 1,073,961.99 × 374,433.86 - Step 4: Simplify right side
716,517.86x = 402,127,736,093.89 - Step 5: Solve for x
x = 402,127,736,093.89/716,517.86 - Step 6: Final answer
x = 561,225.00
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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.