Finding the Fourth Proportional to 902,213.08, 1,353,621.72 and 295,029.38
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Solution
The fourth proportional to 902,213.08, 1,353,621.72 and 295,029.38 is: 442,642.86
Step by Step Solution
- Step 1: Write the proportion equation
902,213.08 : 1,353,621.72 = 295,029.38 : x - Step 2: Convert to fraction form
902,213.08/1,353,621.72 = 295,029.38/x - Step 3: Cross multiply
902,213.08x = 1,353,621.72 × 295,029.38 - Step 4: Simplify right side
902,213.08x = 399,358,176,806.13 - Step 5: Solve for x
x = 399,358,176,806.13/902,213.08 - Step 6: Final answer
x = 442,642.86
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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.