Finding the Fourth Proportional to 833,319.75, 1,149,981.30 and 451,349.31
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Solution
The fourth proportional to 833,319.75, 1,149,981.30 and 451,349.31 is: 622,862.07
Step by Step Solution
- Step 1: Write the proportion equation
833,319.75 : 1,149,981.30 = 451,349.31 : x - Step 2: Convert to fraction form
833,319.75/1,149,981.30 = 451,349.31/x - Step 3: Cross multiply
833,319.75x = 1,149,981.30 × 451,349.31 - Step 4: Simplify right side
833,319.75x = 519,043,266,267.90 - Step 5: Solve for x
x = 519,043,266,267.90/833,319.75 - Step 6: Final answer
x = 622,862.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.