Finding the Fourth Proportional to 833,689.02, 1,150,491.30 and 451,716.12
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Solution
The fourth proportional to 833,689.02, 1,150,491.30 and 451,716.12 is: 623,368.49
Step by Step Solution
- Step 1: Write the proportion equation
833,689.02 : 1,150,491.30 = 451,716.12 : x - Step 2: Convert to fraction form
833,689.02/1,150,491.30 = 451,716.12/x - Step 3: Cross multiply
833,689.02x = 1,150,491.30 × 451,716.12 - Step 4: Simplify right side
833,689.02x = 519,695,466,129.76 - Step 5: Solve for x
x = 519,695,466,129.76/833,689.02 - Step 6: Final answer
x = 623,368.49
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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.