Finding the Fourth Proportional to 724,954.88, 1,000,090.56 and 510,214.08
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Solution
The fourth proportional to 724,954.88, 1,000,090.56 and 510,214.08 is: 703,851.09
Step by Step Solution
- Step 1: Write the proportion equation
724,954.88 : 1,000,090.56 = 510,214.08 : x - Step 2: Convert to fraction form
724,954.88/1,000,090.56 = 510,214.08/x - Step 3: Cross multiply
724,954.88x = 1,000,090.56 × 510,214.08 - Step 4: Simplify right side
724,954.88x = 510,260,284,987.09 - Step 5: Solve for x
x = 510,260,284,987.09/724,954.88 - Step 6: Final answer
x = 703,851.09
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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.