Finding the Fourth Proportional to 306,392.08, 459,724.84 and 156,553.52
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Solution
The fourth proportional to 306,392.08, 459,724.84 and 156,553.52 is: 234,900.14
Step by Step Solution
- Step 1: Write the proportion equation
306,392.08 : 459,724.84 = 156,553.52 : x - Step 2: Convert to fraction form
306,392.08/459,724.84 = 156,553.52/x - Step 3: Cross multiply
306,392.08x = 459,724.84 × 156,553.52 - Step 4: Simplify right side
306,392.08x = 71,971,541,933.44 - Step 5: Solve for x
x = 71,971,541,933.44/306,392.08 - Step 6: Final answer
x = 234,900.14
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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.