Finding the Fourth Proportional to 434,368.08, 599,411.16 and 243,371.88
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Solution
The fourth proportional to 434,368.08, 599,411.16 and 243,371.88 is: 335,843.79
Step by Step Solution
- Step 1: Write the proportion equation
434,368.08 : 599,411.16 = 243,371.88 : x - Step 2: Convert to fraction form
434,368.08/599,411.16 = 243,371.88/x - Step 3: Cross multiply
434,368.08x = 599,411.16 × 243,371.88 - Step 4: Simplify right side
434,368.08x = 145,879,820,902.18 - Step 5: Solve for x
x = 145,879,820,902.18/434,368.08 - Step 6: Final answer
x = 335,843.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.