Finding the Fourth Proportional to 925,066.18, 1,276,804.62 and 602,213.94
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Solution
The fourth proportional to 925,066.18, 1,276,804.62 and 602,213.94 is: 831,194.09
Step by Step Solution
- Step 1: Write the proportion equation
925,066.18 : 1,276,804.62 = 602,213.94 : x - Step 2: Convert to fraction form
925,066.18/1,276,804.62 = 602,213.94/x - Step 3: Cross multiply
925,066.18x = 1,276,804.62 × 602,213.94 - Step 4: Simplify right side
925,066.18x = 768,909,540,820.40 - Step 5: Solve for x
x = 768,909,540,820.40/925,066.18 - Step 6: Final answer
x = 831,194.09
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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.