Finding the Fourth Proportional to 881,443.98, 1,322,129.01 and 282,391.88
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Solution
The fourth proportional to 881,443.98, 1,322,129.01 and 282,391.88 is: 423,575.97
Step by Step Solution
- Step 1: Write the proportion equation
881,443.98 : 1,322,129.01 = 282,391.88 : x - Step 2: Convert to fraction form
881,443.98/1,322,129.01 = 282,391.88/x - Step 3: Cross multiply
881,443.98x = 1,322,129.01 × 282,391.88 - Step 4: Simplify right side
881,443.98x = 373,358,490,125.79 - Step 5: Solve for x
x = 373,358,490,125.79/881,443.98 - Step 6: Final answer
x = 423,575.97
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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.