Finding the Fourth Proportional to 219,199.68, 328,825.44 and 69,446.88
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Solution
The fourth proportional to 219,199.68, 328,825.44 and 69,446.88 is: 104,178.53
Step by Step Solution
- Step 1: Write the proportion equation
219,199.68 : 328,825.44 = 69,446.88 : x - Step 2: Convert to fraction form
219,199.68/328,825.44 = 69,446.88/x - Step 3: Cross multiply
219,199.68x = 328,825.44 × 69,446.88 - Step 4: Simplify right side
219,199.68x = 22,835,900,872.63 - Step 5: Solve for x
x = 22,835,900,872.63/219,199.68 - Step 6: Final answer
x = 104,178.53
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1.5x scale
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.