Finding the Fourth Proportional to 891,599.44, 1,230,884.58 and 687,202.42
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Solution
The fourth proportional to 891,599.44, 1,230,884.58 and 687,202.42 is: 948,707.26
Step by Step Solution
- Step 1: Write the proportion equation
891,599.44 : 1,230,884.58 = 687,202.42 : x - Step 2: Convert to fraction form
891,599.44/1,230,884.58 = 687,202.42/x - Step 3: Cross multiply
891,599.44x = 1,230,884.58 × 687,202.42 - Step 4: Simplify right side
891,599.44x = 845,866,863,655.29 - Step 5: Solve for x
x = 845,866,863,655.29/891,599.44 - Step 6: Final answer
x = 948,707.26
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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.