Finding the Fourth Proportional to 887,084.48, 1,330,481.12 and 247,431.74
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Solution
The fourth proportional to 887,084.48, 1,330,481.12 and 247,431.74 is: 371,106.99
Step by Step Solution
- Step 1: Write the proportion equation
887,084.48 : 1,330,481.12 = 247,431.74 : x - Step 2: Convert to fraction form
887,084.48/1,330,481.12 = 247,431.74/x - Step 3: Cross multiply
887,084.48x = 1,330,481.12 × 247,431.74 - Step 4: Simplify right side
887,084.48x = 329,203,250,669.19 - Step 5: Solve for x
x = 329,203,250,669.19/887,084.48 - Step 6: Final answer
x = 371,106.99
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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.