Finding the Fourth Proportional to 366,909.68, 550,364.52 and 167,619.30
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Solution
The fourth proportional to 366,909.68, 550,364.52 and 167,619.30 is: 251,428.95
Step by Step Solution
- Step 1: Write the proportion equation
366,909.68 : 550,364.52 = 167,619.30 : x - Step 2: Convert to fraction form
366,909.68/550,364.52 = 167,619.30/x - Step 3: Cross multiply
366,909.68x = 550,364.52 × 167,619.30 - Step 4: Simplify right side
366,909.68x = 92,251,715,587.24 - Step 5: Solve for x
x = 92,251,715,587.24/366,909.68 - Step 6: Final answer
x = 251,428.95
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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.