Finding the Fourth Proportional to 833,315.14, 1,149,976.74 and 451,342
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Solution
The fourth proportional to 833,315.14, 1,149,976.74 and 451,342 is: 622,852.96
Step by Step Solution
- Step 1: Write the proportion equation
833,315.14 : 1,149,976.74 = 451,342 : x - Step 2: Convert to fraction form
833,315.14/1,149,976.74 = 451,342/x - Step 3: Cross multiply
833,315.14x = 1,149,976.74 × 451,342 - Step 4: Simplify right side
833,315.14x = 519,032,801,785.08 - Step 5: Solve for x
x = 519,032,801,785.08/833,315.14 - Step 6: Final answer
x = 622,852.96
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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.