Finding the Fourth Proportional to 833,427.41, 1,150,135.35 and 451,454.19
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Solution
The fourth proportional to 833,427.41, 1,150,135.35 and 451,454.19 is: 623,009.77
Step by Step Solution
- Step 1: Write the proportion equation
833,427.41 : 1,150,135.35 = 451,454.19 : x - Step 2: Convert to fraction form
833,427.41/1,150,135.35 = 451,454.19/x - Step 3: Cross multiply
833,427.41x = 1,150,135.35 × 451,454.19 - Step 4: Simplify right side
833,427.41x = 519,233,422,824.62 - Step 5: Solve for x
x = 519,233,422,824.62/833,427.41 - Step 6: Final answer
x = 623,009.77
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1.5x scale
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.