Finding the Fourth Proportional to 798,664.84, 1,102,159.79 and 436,091.83
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Solution
The fourth proportional to 798,664.84, 1,102,159.79 and 436,091.83 is: 601,807.99
Step by Step Solution
- Step 1: Write the proportion equation
798,664.84 : 1,102,159.79 = 436,091.83 : x - Step 2: Convert to fraction form
798,664.84/1,102,159.79 = 436,091.83/x - Step 3: Cross multiply
798,664.84x = 1,102,159.79 × 436,091.83 - Step 4: Simplify right side
798,664.84x = 480,642,879,773.52 - Step 5: Solve for x
x = 480,642,879,773.52/798,664.84 - Step 6: Final answer
x = 601,807.99
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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.