Finding the Fourth Proportional to 873,579.28, 1,310,223.12 and 242,556.88
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Solution
The fourth proportional to 873,579.28, 1,310,223.12 and 242,556.88 is: 363,794.84
Step by Step Solution
- Step 1: Write the proportion equation
873,579.28 : 1,310,223.12 = 242,556.88 : x - Step 2: Convert to fraction form
873,579.28/1,310,223.12 = 242,556.88/x - Step 3: Cross multiply
873,579.28x = 1,310,223.12 × 242,556.88 - Step 4: Simplify right side
873,579.28x = 317,803,632,091.07 - Step 5: Solve for x
x = 317,803,632,091.07/873,579.28 - Step 6: Final answer
x = 363,794.84
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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.