Finding the Fourth Proportional to 802,733.68, 1,107,774.04 and 445,037.68
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Solution
The fourth proportional to 802,733.68, 1,107,774.04 and 445,037.68 is: 614,152.86
Step by Step Solution
- Step 1: Write the proportion equation
802,733.68 : 1,107,774.04 = 445,037.68 : x - Step 2: Convert to fraction form
802,733.68/1,107,774.04 = 445,037.68/x - Step 3: Cross multiply
802,733.68x = 1,107,774.04 × 445,037.68 - Step 4: Simplify right side
802,733.68x = 493,001,188,725.83 - Step 5: Solve for x
x = 493,001,188,725.83/802,733.68 - Step 6: Final answer
x = 614,152.86
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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.