Finding the Fourth Proportional to 834,518.16, 1,151,635.68 and 452,544.84
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Solution
The fourth proportional to 834,518.16, 1,151,635.68 and 452,544.84 is: 624,512.21
Step by Step Solution
- Step 1: Write the proportion equation
834,518.16 : 1,151,635.68 = 452,544.84 : x - Step 2: Convert to fraction form
834,518.16/1,151,635.68 = 452,544.84/x - Step 3: Cross multiply
834,518.16x = 1,151,635.68 × 452,544.84 - Step 4: Simplify right side
834,518.16x = 521,166,784,543.89 - Step 5: Solve for x
x = 521,166,784,543.89/834,518.16 - Step 6: Final answer
x = 624,512.21
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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.