Finding the Fourth Proportional to 774,101.40, 1,068,312.42 and 582,811.80
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Solution
The fourth proportional to 774,101.40, 1,068,312.42 and 582,811.80 is: 804,319.80
Step by Step Solution
- Step 1: Write the proportion equation
774,101.40 : 1,068,312.42 = 582,811.80 : x - Step 2: Convert to fraction form
774,101.40/1,068,312.42 = 582,811.80/x - Step 3: Cross multiply
774,101.40x = 1,068,312.42 × 582,811.80 - Step 4: Simplify right side
774,101.40x = 622,625,084,462.56 - Step 5: Solve for x
x = 622,625,084,462.56/774,101.40 - Step 6: Final answer
x = 804,319.80
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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.