Finding the Fourth Proportional to 759,981.64, 1,048,736.34 and 415,810.12
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Solution
The fourth proportional to 759,981.64, 1,048,736.34 and 415,810.12 is: 573,797.00
Step by Step Solution
- Step 1: Write the proportion equation
759,981.64 : 1,048,736.34 = 415,810.12 : x - Step 2: Convert to fraction form
759,981.64/1,048,736.34 = 415,810.12/x - Step 3: Cross multiply
759,981.64x = 1,048,736.34 × 415,810.12 - Step 4: Simplify right side
759,981.64x = 436,075,183,383.76 - Step 5: Solve for x
x = 436,075,183,383.76/759,981.64 - Step 6: Final answer
x = 573,797.00
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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.