Finding the Fourth Proportional to 873,316.26, 1,309,974.28 and 242,230.07
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Solution
The fourth proportional to 873,316.26, 1,309,974.28 and 242,230.07 is: 363,345.07
Step by Step Solution
- Step 1: Write the proportion equation
873,316.26 : 1,309,974.28 = 242,230.07 : x - Step 2: Convert to fraction form
873,316.26/1,309,974.28 = 242,230.07/x - Step 3: Cross multiply
873,316.26x = 1,309,974.28 × 242,230.07 - Step 4: Simplify right side
873,316.26x = 317,315,161,542.60 - Step 5: Solve for x
x = 317,315,161,542.60/873,316.26 - Step 6: Final answer
x = 363,345.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.