Finding the Fourth Proportional to 306,002.88, 459,069.12 and 95,656.68
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Solution
The fourth proportional to 306,002.88, 459,069.12 and 95,656.68 is: 143,505.28
Step by Step Solution
- Step 1: Write the proportion equation
306,002.88 : 459,069.12 = 95,656.68 : x - Step 2: Convert to fraction form
306,002.88/459,069.12 = 95,656.68/x - Step 3: Cross multiply
306,002.88x = 459,069.12 × 95,656.68 - Step 4: Simplify right side
306,002.88x = 43,913,027,909.72 - Step 5: Solve for x
x = 43,913,027,909.72/306,002.88 - Step 6: Final answer
x = 143,505.28
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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.